CINXE.COM

<!DOCTYPE html> <html class="client-nojs vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available" lang="en" dir="ltr"> <head> <meta charset="UTF-8"> <title>RG color models - Wikipedia</title> <script>(function(){var className="client-js vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available";var cookie=document.cookie.match(/(?:^|; )enwikimwclientpreferences=([^;]+)/);if(cookie){cookie[1].split('%2C').forEach(function(pref){className=className.replace(new RegExp('(^| )'+pref.replace(/-clientpref-\w+$|[^\w-]+/g,'')+'-clientpref-\\w+( |$)'),'$1'+pref+'$2');});}document.documentElement.className=className;}());RLCONF={"wgBreakFrames":false,"wgSeparatorTransformTable":["",""],"wgDigitTransformTable":["",""],"wgDefaultDateFormat":"dmy", "wgMonthNames":["","January","February","March","April","May","June","July","August","September","October","November","December"],"wgRequestId":"28b984bc-73bd-459e-a5f9-0cfded4b168f","wgCanonicalNamespace":"","wgCanonicalSpecialPageName":false,"wgNamespaceNumber":0,"wgPageName":"RG_color_models","wgTitle":"RG color models","wgCurRevisionId":1254304136,"wgRevisionId":1254304136,"wgArticleId":527492,"wgIsArticle":true,"wgIsRedirect":false,"wgAction":"view","wgUserName":null,"wgUserGroups":["*"],"wgCategories":["CS1 French-language sources (fr)","All articles with dead external links","Articles with dead external links from November 2023","Articles with permanently dead external links","Articles with short description","Short description is different from Wikidata","All articles with unsourced statements","Articles with unsourced statements from November 2022","Color space"],"wgPageViewLanguage":"en","wgPageContentLanguage":"en","wgPageContentModel":"wikitext","wgRelevantPageName": "RG_color_models","wgRelevantArticleId":527492,"wgIsProbablyEditable":true,"wgRelevantPageIsProbablyEditable":true,"wgRestrictionEdit":[],"wgRestrictionMove":[],"wgNoticeProject":"wikipedia","wgCiteReferencePreviewsActive":false,"wgFlaggedRevsParams":{"tags":{"status":{"levels":1}}},"wgMediaViewerOnClick":true,"wgMediaViewerEnabledByDefault":true,"wgPopupsFlags":0,"wgVisualEditor":{"pageLanguageCode":"en","pageLanguageDir":"ltr","pageVariantFallbacks":"en"},"wgMFDisplayWikibaseDescriptions":{"search":true,"watchlist":true,"tagline":false,"nearby":true},"wgWMESchemaEditAttemptStepOversample":false,"wgWMEPageLength":10000,"wgRelatedArticlesCompat":[],"wgEditSubmitButtonLabelPublish":true,"wgULSPosition":"interlanguage","wgULSisCompactLinksEnabled":false,"wgVector2022LanguageInHeader":true,"wgULSisLanguageSelectorEmpty":false,"wgWikibaseItemId":"Q7276691","wgCheckUserClientHintsHeadersJsApi":["brands","architecture","bitness","fullVersionList","mobile","model","platform","platformVersion" ],"GEHomepageSuggestedEditsEnableTopics":true,"wgGETopicsMatchModeEnabled":false,"wgGEStructuredTaskRejectionReasonTextInputEnabled":false,"wgGELevelingUpEnabledForUser":false};RLSTATE={"ext.globalCssJs.user.styles":"ready","site.styles":"ready","user.styles":"ready","ext.globalCssJs.user":"ready","user":"ready","user.options":"loading","ext.cite.styles":"ready","skins.vector.search.codex.styles":"ready","skins.vector.styles":"ready","skins.vector.icons":"ready","jquery.makeCollapsible.styles":"ready","ext.wikimediamessages.styles":"ready","ext.visualEditor.desktopArticleTarget.noscript":"ready","ext.uls.interlanguage":"ready","wikibase.client.init":"ready","ext.wikimediaBadges":"ready"};RLPAGEMODULES=["ext.cite.ux-enhancements","mediawiki.page.media","site","mediawiki.page.ready","jquery.makeCollapsible","mediawiki.toc","skins.vector.js","ext.centralNotice.geoIP","ext.centralNotice.startUp","ext.gadget.ReferenceTooltips","ext.gadget.switcher","ext.urlShortener.toolbar", "ext.centralauth.centralautologin","mmv.bootstrap","ext.popups","ext.visualEditor.desktopArticleTarget.init","ext.visualEditor.targetLoader","ext.echo.centralauth","ext.eventLogging","ext.wikimediaEvents","ext.navigationTiming","ext.uls.interface","ext.cx.eventlogging.campaigns","ext.cx.uls.quick.actions","wikibase.client.vector-2022","ext.checkUser.clientHints","ext.growthExperiments.SuggestedEditSession","wikibase.sidebar.tracking"];</script> <script>(RLQ=window.RLQ||[]).push(function(){mw.loader.impl(function(){return["user.options@12s5i",function($,jQuery,require,module){mw.user.tokens.set({"patrolToken":"+\\","watchToken":"+\\","csrfToken":"+\\"}); }];});});</script> <link rel="stylesheet" href="/w/load.php?lang=en&modules=ext.cite.styles%7Cext.uls.interlanguage%7Cext.visualEditor.desktopArticleTarget.noscript%7Cext.wikimediaBadges%7Cext.wikimediamessages.styles%7Cjquery.makeCollapsible.styles%7Cskins.vector.icons%2Cstyles%7Cskins.vector.search.codex.styles%7Cwikibase.client.init&only=styles&skin=vector-2022"> <script async="" src="/w/load.php?lang=en&modules=startup&only=scripts&raw=1&skin=vector-2022"></script> <meta name="ResourceLoaderDynamicStyles" content=""> <link rel="stylesheet" href="/w/load.php?lang=en&modules=site.styles&only=styles&skin=vector-2022"> <meta name="generator" content="MediaWiki 1.44.0-wmf.5"> <meta name="referrer" content="origin"> <meta name="referrer" content="origin-when-cross-origin"> <meta name="robots" content="max-image-preview:standard"> <meta name="format-detection" content="telephone=no"> <meta name="viewport" content="width=1120"> <meta property="og:title" content="RG color models - Wikipedia"> <meta property="og:type" content="website"> <link rel="preconnect" href="//upload.wikimedia.org"> <link rel="alternate" media="only screen and (max-width: 640px)" href="//en.m.wikipedia.org/wiki/RG_color_models"> <link rel="alternate" type="application/x-wiki" title="Edit this page" href="/w/index.php?title=RG_color_models&action=edit"> <link rel="apple-touch-icon" href="/static/apple-touch/wikipedia.png"> <link rel="icon" href="/static/favicon/wikipedia.ico"> <link rel="search" type="application/opensearchdescription+xml" href="/w/rest.php/v1/search" title="Wikipedia (en)"> <link rel="EditURI" type="application/rsd+xml" href="//en.wikipedia.org/w/api.php?action=rsd"> <link rel="canonical" href="https://en.wikipedia.org/wiki/RG_color_models"> <link rel="license" href="https://creativecommons.org/licenses/by-sa/4.0/deed.en"> <link rel="alternate" type="application/atom+xml" title="Wikipedia Atom feed" href="/w/index.php?title=Special:RecentChanges&feed=atom"> <link rel="dns-prefetch" href="//meta.wikimedia.org" /> <link rel="dns-prefetch" href="//login.wikimedia.org"> </head> <body class="skin--responsive skin-vector skin-vector-search-vue mediawiki ltr sitedir-ltr mw-hide-empty-elt ns-0 ns-subject mw-editable page-RG_color_models rootpage-RG_color_models skin-vector-2022 action-view"><a class="mw-jump-link" href="#bodyContent">Jump to content</a> <div class="vector-header-container"> <header class="vector-header mw-header"> <div class="vector-header-start"> <nav class="vector-main-menu-landmark" aria-label="Site"> <div id="vector-main-menu-dropdown" class="vector-dropdown vector-main-menu-dropdown vector-button-flush-left vector-button-flush-right" > <input type="checkbox" id="vector-main-menu-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-main-menu-dropdown" class="vector-dropdown-checkbox " aria-label="Main menu" > <label id="vector-main-menu-dropdown-label" for="vector-main-menu-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-menu mw-ui-icon-wikimedia-menu"></span> <span class="vector-dropdown-label-text">Main menu</span> </label> <div class="vector-dropdown-content"> <div id="vector-main-menu-unpinned-container" class="vector-unpinned-container"> <div id="vector-main-menu" class="vector-main-menu vector-pinnable-element"> <div class="vector-pinnable-header vector-main-menu-pinnable-header vector-pinnable-header-unpinned" data-feature-name="main-menu-pinned" data-pinnable-element-id="vector-main-menu" data-pinned-container-id="vector-main-menu-pinned-container" data-unpinned-container-id="vector-main-menu-unpinned-container" > <div class="vector-pinnable-header-label">Main menu</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-main-menu.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-main-menu.unpin">hide</button> </div> <div id="p-navigation" class="vector-menu mw-portlet mw-portlet-navigation" > <div class="vector-menu-heading"> Navigation </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-mainpage-description" class="mw-list-item"><a href="/wiki/Main_Page" title="Visit the main page [z]" accesskey="z"><span>Main page</span></a></li><li id="n-contents" class="mw-list-item"><a href="/wiki/Wikipedia:Contents" title="Guides to browsing Wikipedia"><span>Contents</span></a></li><li id="n-currentevents" class="mw-list-item"><a href="/wiki/Portal:Current_events" title="Articles related to current events"><span>Current events</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/Special:Random" title="Visit a randomly selected article [x]" accesskey="x"><span>Random article</span></a></li><li id="n-aboutsite" class="mw-list-item"><a href="/wiki/Wikipedia:About" title="Learn about Wikipedia and how it works"><span>About Wikipedia</span></a></li><li id="n-contactpage" class="mw-list-item"><a href="//en.wikipedia.org/wiki/Wikipedia:Contact_us" title="How to contact Wikipedia"><span>Contact us</span></a></li> </ul> </div> </div> <div id="p-interaction" class="vector-menu mw-portlet mw-portlet-interaction" > <div class="vector-menu-heading"> Contribute </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-help" class="mw-list-item"><a href="/wiki/Help:Contents" title="Guidance on how to use and edit Wikipedia"><span>Help</span></a></li><li id="n-introduction" class="mw-list-item"><a href="/wiki/Help:Introduction" title="Learn how to edit Wikipedia"><span>Learn to edit</span></a></li><li id="n-portal" class="mw-list-item"><a href="/wiki/Wikipedia:Community_portal" title="The hub for editors"><span>Community portal</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/Special:RecentChanges" title="A list of recent changes to Wikipedia [r]" accesskey="r"><span>Recent changes</span></a></li><li id="n-upload" class="mw-list-item"><a href="/wiki/Wikipedia:File_upload_wizard" title="Add images or other media for use on Wikipedia"><span>Upload file</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/Main_Page" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Wikipedia" src="/static/images/mobile/copyright/wikipedia-wordmark-en.svg" style="width: 7.5em; height: 1.125em;"> <img class="mw-logo-tagline" alt="The Free Encyclopedia" src="/static/images/mobile/copyright/wikipedia-tagline-en.svg" width="117" height="13" style="width: 7.3125em; height: 0.8125em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/Special:Search" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Search Wikipedia [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Search</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Search Wikipedia" aria-label="Search Wikipedia" autocapitalize="sentences" title="Search Wikipedia [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Special:Search"> </div> <button class="cdx-button cdx-search-input__end-button">Search</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Personal tools"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Appearance"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Change the appearance of the page's font size, width, and color" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Appearance" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Appearance</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="https://donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_en.wikipedia.org&uselang=en" class=""><span>Donate</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:CreateAccount&returnto=RG+color+models" title="You are encouraged to create an account and log in; however, it is not mandatory" class=""><span>Create account</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:UserLogin&returnto=RG+color+models" title="You're encouraged to log in; however, it's not mandatory. [o]" accesskey="o" class=""><span>Log in</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Log in and more options" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Personal tools" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Personal tools</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="User menu" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="https://donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_en.wikipedia.org&uselang=en"><span>Donate</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Special:CreateAccount&returnto=RG+color+models" title="You are encouraged to create an account and log in; however, it is not mandatory"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Create account</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Special:UserLogin&returnto=RG+color+models" title="You're encouraged to log in; however, it's not mandatory. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Log in</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Pages for logged out editors <a href="/wiki/Help:Introduction" aria-label="Learn more about editing"><span>learn more</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Special:MyContributions" title="A list of edits made from this IP address [y]" accesskey="y"><span>Contributions</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Special:MyTalk" title="Discussion about edits from this IP address [n]" accesskey="n"><span>Talk</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Site"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Contents" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Contents</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">hide</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">(Top)</div> </a> </li> <li id="toc-Additive_RG" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Additive_RG"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Additive RG</span> </div> </a> <ul id="toc-Additive_RG-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Subtractive_RG" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Subtractive_RG"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Subtractive RG</span> </div> </a> <ul id="toc-Subtractive_RG-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Subtractive_RGK" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Subtractive_RGK"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Subtractive RGK</span> </div> </a> <ul id="toc-Subtractive_RGK-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Anaglyph_3D" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Anaglyph_3D"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Anaglyph 3D</span> </div> </a> <ul id="toc-Anaglyph_3D-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-See_also" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#See_also"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>See also</span> </div> </a> <ul id="toc-See_also-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>References</span> </div> </a> <ul id="toc-References-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-External_links" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#External_links"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>External links</span> </div> </a> <ul id="toc-External_links-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contents" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Toggle the table of contents" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Toggle the table of contents</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">RG color models</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="This article exist only in this language. Add the article for other languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-0" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">Add languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> <div class="after-portlet after-portlet-lang"><span class="uls-after-portlet-link"></span><span class="wb-langlinks-add wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q7276691#sitelinks-wikipedia" title="Add interlanguage links" class="wbc-editpage">Add links</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Namespaces"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/RG_color_models" title="View the content page [c]" accesskey="c"><span>Article</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Talk:RG_color_models" rel="discussion" title="Discuss improvements to the content page [t]" accesskey="t"><span>Talk</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Change language variant" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">English</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Views"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/RG_color_models"><span>Read</span></a></li><li id="ca-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=RG_color_models&action=edit" title="Edit this page [e]" accesskey="e"><span>Edit</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=RG_color_models&action=history" title="Past revisions of this page [h]" accesskey="h"><span>View history</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Tools" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Tools</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Tools</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">hide</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="More options" > <div class="vector-menu-heading"> Actions </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/RG_color_models"><span>Read</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=RG_color_models&action=edit" title="Edit this page [e]" accesskey="e"><span>Edit</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=RG_color_models&action=history"><span>View history</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Special:WhatLinksHere/RG_color_models" title="List of all English Wikipedia pages containing links to this page [j]" accesskey="j"><span>What links here</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Special:RecentChangesLinked/RG_color_models" rel="nofollow" title="Recent changes in pages linked from this page [k]" accesskey="k"><span>Related changes</span></a></li><li id="t-upload" class="mw-list-item"><a href="/wiki/Wikipedia:File_Upload_Wizard" title="Upload files [u]" accesskey="u"><span>Upload file</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Special:SpecialPages" title="A list of all special pages [q]" accesskey="q"><span>Special pages</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=RG_color_models&oldid=1254304136" title="Permanent link to this revision of this page"><span>Permanent link</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=RG_color_models&action=info" title="More information about this page"><span>Page information</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Special:CiteThisPage&page=RG_color_models&id=1254304136&wpFormIdentifier=titleform" title="Information on how to cite this page"><span>Cite this page</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Special:UrlShortener&url=https%3A%2F%2Fen.wikipedia.org%2Fwiki%2FRG_color_models"><span>Get shortened URL</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Special:QrCode&url=https%3A%2F%2Fen.wikipedia.org%2Fwiki%2FRG_color_models"><span>Download QR code</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Print/export </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Special:DownloadAsPdf&page=RG_color_models&action=show-download-screen" title="Download this page as a PDF file"><span>Download as PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=RG_color_models&printable=yes" title="Printable version of this page [p]" accesskey="p"><span>Printable version</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> In other projects </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:RG_color_models" hreflang="en"><span>Wikimedia Commons</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q7276691" title="Structured data on this page hosted by Wikidata [g]" accesskey="g"><span>Wikidata item</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Appearance"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Appearance</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">hide</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Red and green color space</div> <p>An <b>RG color model</b> is a dichromatic <a href="/wiki/Color_model" title="Color model">color model</a> represented by <a href="/wiki/Red" title="Red">red</a> and <a href="/wiki/Green" title="Green">green</a> <a href="/wiki/Primary_color" title="Primary color">primary colors</a>. These can only reproduce a fraction of the colors possible with a <a href="/wiki/Trichromacy" title="Trichromacy">trichromatic</a> color space, such as for human <a href="/wiki/Color_vision" title="Color vision">color vision</a>. </p><p>The name of the model comes from the initials of the two primary colors: red and green. The model may be either <a href="/wiki/Additive_color" title="Additive color">additive</a> or <a href="/wiki/Subtractive_color" title="Subtractive color">subtractive</a>. </p><p>It was used to display 3D images using anaglyphs since the 1850s.<sup id="cite_ref-:1_1-0" class="reference"><a href="#cite_note-:1-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> Despite its shortcomings in <a href="/wiki/Color_reproduction" title="Color reproduction">color reproduction</a>, the RG model was used in early color processes for films from 1906 to 1929 (<a href="/wiki/Kinemacolor" title="Kinemacolor">Kinemacolor</a>, <a href="/wiki/Prizma" title="Prizma">Prizma</a>, <a href="/wiki/Technicolor" title="Technicolor">Technicolor</a>, <a href="/wiki/Brewster_Color" title="Brewster Color">Brewster Color</a>, <a href="/wiki/Kodachrome#First_use_of_'Kodachrome'_name" title="Kodachrome">Kodachrome I</a> and <a href="/wiki/Raycol" title="Raycol">Raycol</a>).<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Additive_RG">Additive RG</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=RG_color_models&action=edit&section=1" title="Edit section: Additive RG"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The <a href="/wiki/Additive_color" title="Additive color">additive</a> RG color model uses red and green primaries. It was used in several processes during the early innovations of color photography, including <a href="/wiki/Kinemacolor" title="Kinemacolor">Kinemacolor</a>,<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Prizma" title="Prizma">Prizma</a>, <a href="/wiki/Technicolor" title="Technicolor">Technicolor</a> I,<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> and <a href="/wiki/Raycol" title="Raycol">Raycol</a>.<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Redgreen.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/7d/Redgreen.png/220px-Redgreen.png" decoding="async" width="220" height="220" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/7/7d/Redgreen.png 1.5x" data-file-width="256" data-file-height="256" /></a><figcaption>Gamut of an additive RG color model</figcaption></figure> <p>The primaries are added together in varying proportions to reproduce a linear gamut of <a href="/wiki/Color" title="Color">colors</a>, which can reproduce only a fraction of the colors possible with a <a href="/wiki/Trichromacy" title="Trichromacy">trichromatic</a> color space. </p><p>The appearance of the <a href="/wiki/Gamut" title="Gamut">color gamut</a> changes depending on the primary colors chosen. When the primaries are <a href="/wiki/Complementary_colors" title="Complementary colors">complementary colors</a> (e.g. red and cyan), then an equal mixture of the primaries will yield a neutral color (gray or white). However, since red and green are <i>not</i> complementary colors, an equal mixture of these primaries will yield yellow, and a neutral color cannot be reproduced by the color space. </p><p>Until recently, its primary use was in low-cost <a href="/wiki/Light-emitting_diode" title="Light-emitting diode">LED</a> displays in which red and green LEDs were more common and cheaper than the still nascent <a href="/wiki/Light-emitting_diode#Blue_and_ultraviolet" title="Light-emitting diode">blue LED</a> technology. However, this preference no longer applies to modern devices.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (November 2022)">citation needed</span></a></i>]</sup> In modern applications, the red and green primaries are equal to the primaries used in typical <a href="/wiki/RGB_color_spaces" title="RGB color spaces">RGB color spaces</a>. In this case, the RG color model can be achieved by disabling the blue light source. </p> <style data-mw-deduplicate="TemplateStyles:r1237032888/mw-parser-output/.tmulti">.mw-parser-output .tmulti .multiimageinner{display:flex;flex-direction:column}.mw-parser-output .tmulti .trow{display:flex;flex-direction:row;clear:left;flex-wrap:wrap;width:100%;box-sizing:border-box}.mw-parser-output .tmulti .tsingle{margin:1px;float:left}.mw-parser-output .tmulti .theader{clear:both;font-weight:bold;text-align:center;align-self:center;background-color:transparent;width:100%}.mw-parser-output .tmulti .thumbcaption{background-color:transparent}.mw-parser-output .tmulti .text-align-left{text-align:left}.mw-parser-output .tmulti .text-align-right{text-align:right}.mw-parser-output .tmulti .text-align-center{text-align:center}@media all and (max-width:720px){.mw-parser-output .tmulti .thumbinner{width:100%!important;box-sizing:border-box;max-width:none!important;align-items:center}.mw-parser-output .tmulti .trow{justify-content:center}.mw-parser-output .tmulti .tsingle{float:none!important;max-width:100%!important;box-sizing:border-box;text-align:center}.mw-parser-output .tmulti .tsingle .thumbcaption{text-align:left}.mw-parser-output .tmulti .trow>.thumbcaption{text-align:center}}@media screen{html.skin-theme-clientpref-night .mw-parser-output .tmulti .multiimageinner img{background-color:white}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .tmulti .multiimageinner img{background-color:white}}</style><div class="thumb tmulti tnone center"><div class="thumbinner multiimageinner" style="width:816px;max-width:816px"><div class="trow"><div class="tsingle" style="width:202px;max-width:202px"><div class="thumbimage"><span typeof="mw:File"><a href="/wiki/File:Venn_diagram_for_additive_RG_color.svg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/fd/Venn_diagram_for_additive_RG_color.svg/200px-Venn_diagram_for_additive_RG_color.svg.png" decoding="async" width="200" height="200" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/fd/Venn_diagram_for_additive_RG_color.svg/300px-Venn_diagram_for_additive_RG_color.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/fd/Venn_diagram_for_additive_RG_color.svg/400px-Venn_diagram_for_additive_RG_color.svg.png 2x" data-file-width="512" data-file-height="512" /></a></span></div><div class="thumbcaption">The additive RG color model showing the primary colors. Overlap area is an equal mixture thereof (yellow), not white.</div></div><div class="tsingle" style="width:202px;max-width:202px"><div class="thumbimage"><span typeof="mw:File"><a href="/wiki/File:RG_16bits_palette_sample_image.png" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/4/45/RG_16bits_palette_sample_image.png" decoding="async" width="200" height="267" class="mw-file-element" data-file-width="150" data-file-height="200" /></a></span></div><div class="thumbcaption">Additive RG (modern example image).</div></div><div class="tsingle" style="width:202px;max-width:202px"><div class="thumbimage"><span typeof="mw:File"><a href="/wiki/File:G._A._Smith,_Two_Clowns.jpg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/3/3a/G._A._Smith%2C_Two_Clowns.jpg/200px-G._A._Smith%2C_Two_Clowns.jpg" decoding="async" width="200" height="143" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/3/3a/G._A._Smith%2C_Two_Clowns.jpg/300px-G._A._Smith%2C_Two_Clowns.jpg 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/3/3a/G._A._Smith%2C_Two_Clowns.jpg/400px-G._A._Smith%2C_Two_Clowns.jpg 2x" data-file-width="559" data-file-height="401" /></a></span></div><div class="thumbcaption">Additive RG <i><a href="/wiki/Kinemacolor" title="Kinemacolor">Kinemacolor</a></i> frame from <i>Two Clowns</i> (c.1907).</div></div><div class="tsingle" style="width:202px;max-width:202px"><div class="thumbimage"><span typeof="mw:File"><a href="/wiki/File:Ktype-variable-message-sign.jpg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/5b/Ktype-variable-message-sign.jpg/200px-Ktype-variable-message-sign.jpg" decoding="async" width="200" height="150" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/5b/Ktype-variable-message-sign.jpg/300px-Ktype-variable-message-sign.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/5b/Ktype-variable-message-sign.jpg/400px-Ktype-variable-message-sign.jpg 2x" data-file-width="1600" data-file-height="1200" /></a></span></div><div class="thumbcaption">Red and green LED traffic sign.</div></div></div></div></div> <div class="mw-heading mw-heading2"><h2 id="Subtractive_RG">Subtractive RG</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=RG_color_models&action=edit&section=2" title="Edit section: Subtractive RG"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The <a href="/wiki/Subtractive_color" title="Subtractive color">subtractive</a> RG color model uses red and green filters for film exposure, but complementary cyan-green (for red) and orange-red (for green) for the developed prints. This allows the generation of white, although the color model cannot achieve black, regardless of the primaries chosen. It was used in several processes during the early innovations of color photography, including on <a href="/wiki/Brewster_Color" title="Brewster Color">Brewster Color</a> I,<sup id="cite_ref-Silent_Cinema_10-0" class="reference"><a href="#cite_note-Silent_Cinema-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Way_11-0" class="reference"><a href="#cite_note-Way-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Kodachrome#First_use_of_'Kodachrome'_name" title="Kodachrome">Kodachrome I</a>,<sup id="cite_ref-14" class="reference"><a href="#cite_note-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-15" class="reference"><a href="#cite_note-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup> Prizma II,<sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup> and <a href="/wiki/Technicolor" title="Technicolor">Technicolor</a> II.<sup id="cite_ref-:0_18-0" class="reference"><a href="#cite_note-:0-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-19" class="reference"><a href="#cite_note-19"><span class="cite-bracket">[</span>19<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-auto_20-0" class="reference"><a href="#cite_note-auto-20"><span class="cite-bracket">[</span>20<span class="cite-bracket">]</span></a></sup> </p> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1237032888/mw-parser-output/.tmulti"><div class="thumb tmulti tnone center"><div class="thumbinner multiimageinner" style="width:612px;max-width:612px"><div class="trow"><div class="tsingle" style="width:202px;max-width:202px"><div class="thumbimage"><span typeof="mw:File"><a href="/wiki/File:Venn_diagram_for_subtractive_RG_color.png" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b3/Venn_diagram_for_subtractive_RG_color.png/200px-Venn_diagram_for_subtractive_RG_color.png" decoding="async" width="200" height="200" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b3/Venn_diagram_for_subtractive_RG_color.png/300px-Venn_diagram_for_subtractive_RG_color.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b3/Venn_diagram_for_subtractive_RG_color.png/400px-Venn_diagram_for_subtractive_RG_color.png 2x" data-file-width="2048" data-file-height="2048" /></a></span></div><div class="thumbcaption">The subtractive RG color model showing the primary colors. Overlap area is dark brown, not true black.</div></div><div class="tsingle" style="width:202px;max-width:202px"><div class="thumbimage"><span typeof="mw:File"><a href="/wiki/File:RG_16bits_subtractive.png" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/d/dd/RG_16bits_subtractive.png" decoding="async" width="200" height="267" class="mw-file-element" data-file-width="150" data-file-height="200" /></a></span></div><div class="thumbcaption">Subtractive RG (modern example image).</div></div><div class="tsingle" style="width:202px;max-width:202px"><div class="thumbimage"><span typeof="mw:File"><a href="/wiki/File:Anna_May_Wong_holds_child_in_The_Toll_of_the_Sea.jpg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/0/08/Anna_May_Wong_holds_child_in_The_Toll_of_the_Sea.jpg/200px-Anna_May_Wong_holds_child_in_The_Toll_of_the_Sea.jpg" decoding="async" width="200" height="149" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/08/Anna_May_Wong_holds_child_in_The_Toll_of_the_Sea.jpg/300px-Anna_May_Wong_holds_child_in_The_Toll_of_the_Sea.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/08/Anna_May_Wong_holds_child_in_The_Toll_of_the_Sea.jpg/400px-Anna_May_Wong_holds_child_in_The_Toll_of_the_Sea.jpg 2x" data-file-width="640" data-file-height="478" /></a></span></div><div class="thumbcaption">Subtractive RG <i><a href="/wiki/Technicolor" title="Technicolor">Technicolor II</a></i> frame from <i><a href="/wiki/The_Toll_of_the_Sea" title="The Toll of the Sea">The Toll of the Sea</a> (1922)</i></div></div></div></div></div> <div class="mw-heading mw-heading2"><h2 id="Subtractive_RGK">Subtractive RGK</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=RG_color_models&action=edit&section=3" title="Edit section: Subtractive RGK"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Venn_diagram_for_subtractive_RG_color.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/1/15/Venn_diagram_for_subtractive_RG_color.svg/220px-Venn_diagram_for_subtractive_RG_color.svg.png" decoding="async" width="220" height="220" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/15/Venn_diagram_for_subtractive_RG_color.svg/330px-Venn_diagram_for_subtractive_RG_color.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/15/Venn_diagram_for_subtractive_RG_color.svg/440px-Venn_diagram_for_subtractive_RG_color.svg.png 2x" data-file-width="512" data-file-height="512" /></a><figcaption>The subtractive RGK color model showing the primary colors, but where the mixture is obfuscated by the black channel.</figcaption></figure> <p>A similar color model, called <b>RGK</b> adds a black channel, which allows for the reproduction of black and other dark shades.<sup id="cite_ref-21" class="reference"><a href="#cite_note-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup> However, it does not allow the reproduction of neutral colors (gray/white) because the primaries are not complementary. </p><p>Outside of a few low-cost high-volume applications, such as <a href="/wiki/Packaging_and_labelling" class="mw-redirect" title="Packaging and labelling">packaging and labelling</a>, RG and RGK are no longer in use because devices providing larger gamuts such as <a href="/wiki/CMYK_color_model" title="CMYK color model">CMYK</a> are in widespread use. </p> <div class="mw-heading mw-heading2"><h2 id="Anaglyph_3D">Anaglyph 3D</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=RG_color_models&action=edit&section=4" title="Edit section: Anaglyph 3D"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1236090951">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">Main article: <a href="/wiki/Anaglyph_3D" title="Anaglyph 3D">Anaglyph 3D</a></div> <p>In 1858, in France, <a href="/wiki/Joseph_D%27Almeida" class="mw-redirect" title="Joseph D'Almeida">Joseph D'Almeida</a><sup class="noprint" style="font-style: normal;"> [<a href="https://fr.wikipedia.org/wiki/Joseph-Charles_d%27Almeida" class="extiw" title="fr:Joseph-Charles d'Almeida">fr</a>]</sup> delivered a report to l'Académie des sciences describing how to project three-dimensional magic lantern slide shows using red and green filters to an audience wearing red and green goggles.<sup id="cite_ref-:1_1-1" class="reference"><a href="#cite_note-:1-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> Subsequently he was chronicled as being responsible for the first realisation of 3D images using anaglyphs.<sup id="cite_ref-22" class="reference"><a href="#cite_note-22"><span class="cite-bracket">[</span>22<span class="cite-bracket">]</span></a></sup> </p> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1237032888/mw-parser-output/.tmulti"><div class="thumb tmulti tnone center"><div class="thumbinner multiimageinner" style="width:816px;max-width:816px"><div class="trow"><div class="tsingle" style="width:202px;max-width:202px"><div class="thumbimage"><span typeof="mw:File"><a href="/wiki/File:3D-glasses.png" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/7/72/3D-glasses.png/200px-3D-glasses.png" decoding="async" width="200" height="68" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/72/3D-glasses.png/300px-3D-glasses.png 1.5x, //upload.wikimedia.org/wikipedia/commons/7/72/3D-glasses.png 2x" data-file-width="400" data-file-height="135" /></a></span></div><div class="thumbcaption">Red-green anaglyph glasses</div></div><div class="tsingle" style="width:202px;max-width:202px"><div class="thumbimage"><span typeof="mw:File"><a href="/wiki/File:Red_Green_anaglyph_picture.jpg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/7/78/Red_Green_anaglyph_picture.jpg/200px-Red_Green_anaglyph_picture.jpg" decoding="async" width="200" height="109" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/78/Red_Green_anaglyph_picture.jpg/300px-Red_Green_anaglyph_picture.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/78/Red_Green_anaglyph_picture.jpg/400px-Red_Green_anaglyph_picture.jpg 2x" data-file-width="3480" data-file-height="1900" /></a></span></div><div class="thumbcaption">Red/Green anaglyph picture</div></div><div class="tsingle" style="width:202px;max-width:202px"><div class="thumbimage"><span typeof="mw:File"><a href="/wiki/File:Scorpius_3D_red-green.png" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e4/Scorpius_3D_red-green.png/200px-Scorpius_3D_red-green.png" decoding="async" width="200" height="199" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/e/e4/Scorpius_3D_red-green.png 1.5x" data-file-width="284" data-file-height="283" /></a></span></div><div class="thumbcaption">Constellation of Scorpius in 3D anaglyph for red-green glasses. The perception of depth depends on how the image is scaled.</div></div><div class="tsingle" style="width:202px;max-width:202px"><div class="thumbimage"><span typeof="mw:File"><a href="/wiki/File:3D_HRSC_image,_Martian_equator_ESA221925.jpg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/8/87/3D_HRSC_image%2C_Martian_equator_ESA221925.jpg/200px-3D_HRSC_image%2C_Martian_equator_ESA221925.jpg" decoding="async" width="200" height="65" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/87/3D_HRSC_image%2C_Martian_equator_ESA221925.jpg/300px-3D_HRSC_image%2C_Martian_equator_ESA221925.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/87/3D_HRSC_image%2C_Martian_equator_ESA221925.jpg/400px-3D_HRSC_image%2C_Martian_equator_ESA221925.jpg 2x" data-file-width="16830" data-file-height="5496" /></a></span></div><div class="thumbcaption">3D image taken by ESA's Mars Express orbiter. The location is on the Martian equator north of Valles Marineris between 1° South to 2.5° North and 323° East. The area is 50 km across and shows mesas and cliffs as well as flow features indicating erosion by the action of flowing water. In this landscape view North is on the right. The 3D effect is only seen with the use of red/green 3D glasses.</div></div></div></div></div> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=RG_color_models&action=edit&section=5" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1184024115">.mw-parser-output .div-col{margin-top:0.3em;column-width:30em}.mw-parser-output .div-col-small{font-size:90%}.mw-parser-output .div-col-rules{column-rule:1px solid #aaa}.mw-parser-output .div-col dl,.mw-parser-output .div-col ol,.mw-parser-output .div-col ul{margin-top:0}.mw-parser-output .div-col li,.mw-parser-output .div-col dd{page-break-inside:avoid;break-inside:avoid-column}</style><div class="div-col" style="column-width: 40em;"> <ul><li><a href="/wiki/List_of_monochrome_and_RGB_color_formats" title="List of monochrome and RGB color formats">List of monochrome and RGB color formats</a></li> <li><a href="/wiki/List_of_motion_picture_film_formats" title="List of motion picture film formats">List of motion picture film formats</a></li> <li><a href="/wiki/List_of_color_film_systems" title="List of color film systems">List of color film systems</a></li> <li><a href="/wiki/Rg_chromaticity" title="Rg chromaticity">rg chromaticity</a></li> <li><a href="/wiki/Anaglyph_3D#Anaglyphic_color_channels" title="Anaglyph 3D">Anaglyphic color channels</a></li></ul> </div> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=RG_color_models&action=edit&section=6" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-:1-1"><span class="mw-cite-backlink">^ <a href="#cite_ref-:1_1-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-:1_1-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFD'Almeida1858" class="citation news cs1 cs1-prop-foreign-lang-source">D'Almeida, Joseph Charles (1858). <a rel="nofollow" class="external text" href="https://gallica.bnf.fr/ark:/12148/bpt6k3004t/f61.image">"Nouvel appareil stéréoscopique"</a> [A New Stereoscopic Device] <span class="cs1-format">(image)</span>. <i>Gallica</i> (Lecture) (in French). p. 61.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Gallica&rft.atitle=Nouvel+appareil+st%C3%A9r%C3%A9oscopique&rft.pages=61&rft.date=1858&rft.aulast=D%27Almeida&rft.aufirst=Joseph+Charles&rft_id=https%3A%2F%2Fgallica.bnf.fr%2Fark%3A%2F12148%2Fbpt6k3004t%2Ff61.image&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFCorporation1923" class="citation web cs1">Corporation, Bonnier (February 13, 1923). <a rel="nofollow" class="external text" href="https://books.google.com/books?id=XSoDAAAAMBAJ&pg=PA59">"Popular Science"</a>. Bonnier Corporation – via Google Books.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Popular+Science&rft.pub=Bonnier+Corporation&rft.date=1923-02-13&rft.aulast=Corporation&rft.aufirst=Bonnier&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DXSoDAAAAMBAJ%26pg%3DPA59&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFThomas1923" class="citation journal cs1">Thomas, Elway (1923). <a rel="nofollow" class="external text" href="https://books.google.com/books?id=XSoDAAAAMBAJ&pg=PA59">"First Successful Color Movie"</a>. <i>Popular Science</i> (Feb 1923): 59.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Popular+Science&rft.atitle=First+Successful+Color+Movie&rft.issue=Feb+1923&rft.pages=59&rft.date=1923&rft.aulast=Thomas&rft.aufirst=Elway&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DXSoDAAAAMBAJ%26pg%3DPA59&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://filmcolors.org:443/timeline-entry/1214/?_sf_s=Prizma+I&post_types=timeline_entry">"Kinemacolor"</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Kinemacolor&rft_id=https%3A%2F%2Ffilmcolors.org%3A443%2Ftimeline-entry%2F1214%2F%3F_sf_s%3DPrizma%2BI%26post_types%3Dtimeline_entry&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> <li id="cite_note-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-5">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFTrenholm" class="citation web cs1">Trenholm, Richard. <a rel="nofollow" class="external text" href="https://www.cnet.com/news/technicolor-100-years-the-gulf-between/">"The first Technicolor film was a total disaster a century ago"</a>. <i>CNET</i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=CNET&rft.atitle=The+first+Technicolor+film+was+a+total+disaster+a+century+ago&rft.aulast=Trenholm&rft.aufirst=Richard&rft_id=https%3A%2F%2Fwww.cnet.com%2Fnews%2Ftechnicolor-100-years-the-gulf-between%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> <li id="cite_note-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-6">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://patents.google.com/patent/US1391029">Cinematographic Multiplex Projection, &c</a>. U.S. Patent No. 1,391,029, filed February 20, 1917.</span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-7">^</a></b></span> <span class="reference-text">"Moving Pictures in Color", <i>The New York Times</i>, February 22, 1917, p. 9.</span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-8">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation news cs1"><a rel="nofollow" class="external text" href="https://www.cnet.com/news/technicolor-100-years-the-gulf-between/">"The first Technicolor film was a total disaster a century ago"</a>. <i>CNET</i>. September 9, 2017<span class="reference-accessdate">. Retrieved <span class="nowrap">June 27,</span> 2018</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=CNET&rft.atitle=The+first+Technicolor+film+was+a+total+disaster+a+century+ago&rft.date=2017-09-09&rft_id=https%3A%2F%2Fwww.cnet.com%2Fnews%2Ftechnicolor-100-years-the-gulf-between%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> <li id="cite_note-9"><span class="mw-cite-backlink"><b><a href="#cite_ref-9">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://filmcolors.org:443/timeline-entry/1244/?_sf_s=raycol&post_types=timeline_entry">"Raycol"</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Raycol&rft_id=https%3A%2F%2Ffilmcolors.org%3A443%2Ftimeline-entry%2F1244%2F%3F_sf_s%3Draycol%26post_types%3Dtimeline_entry&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> <li id="cite_note-Silent_Cinema-10"><span class="mw-cite-backlink"><b><a href="#cite_ref-Silent_Cinema_10-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFCherchi_Usai2000" class="citation book cs1">Cherchi Usai, Paolo (2000). <i>Silent Cinema</i>. <a href="/wiki/British_Film_Institute" title="British Film Institute">British Film Institute</a>. p. 35.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Silent+Cinema&rft.pages=35&rft.pub=British+Film+Institute&rft.date=2000&rft.aulast=Cherchi+Usai&rft.aufirst=Paolo&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> <li id="cite_note-Way-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-Way_11-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFNowotny1983" class="citation book cs1">Nowotny, Robert Allen (January 1, 1983). <a rel="nofollow" class="external text" href="https://books.google.com/books?id=NrYaytLfSJYC&pg=PA127"><i>The Way of All Flesh Tones: A History of Color Motion Picture Processes, 1895-1929</i></a>. pp. 127–129. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/9780824051099" title="Special:BookSources/9780824051099"><bdi>9780824051099</bdi></a><span class="reference-accessdate">. Retrieved <span class="nowrap">May 29,</span> 2015</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+Way+of+All+Flesh+Tones%3A+A+History+of+Color+Motion+Picture+Processes%2C+1895-1929&rft.pages=127-129&rft.date=1983-01-01&rft.isbn=9780824051099&rft.aulast=Nowotny&rft.aufirst=Robert+Allen&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DNrYaytLfSJYC%26pg%3DPA127&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span><sup class="noprint Inline-Template"><span style="white-space: nowrap;">[<i><a href="/wiki/Wikipedia:Link_rot" title="Wikipedia:Link rot"><span title=" Dead link tagged November 2023">permanent dead link</span></a></i><span style="visibility:hidden; color:transparent; padding-left:2px">‍</span>]</span></sup></span> </li> <li id="cite_note-12"><span class="mw-cite-backlink"><b><a href="#cite_ref-12">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://zauberklang.ch/filmcolors/wp-content/uploads/2013/11/Brewster_Brewster_US000001145968A.pdf">"Patent 1,145,968 - Photographic Film"</a> <span class="cs1-format">(PDF)</span>. <a href="/wiki/United_States_Patent_Office" class="mw-redirect" title="United States Patent Office">United States Patent Office</a>. July 13, 1915<span class="reference-accessdate">. Retrieved <span class="nowrap">May 29,</span> 2015</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Patent+1%2C145%2C968+-+Photographic+Film&rft.pub=United+States+Patent+Office&rft.date=1915-07-13&rft_id=http%3A%2F%2Fzauberklang.ch%2Ffilmcolors%2Fwp-content%2Fuploads%2F2013%2F11%2FBrewster_Brewster_US000001145968A.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> <li id="cite_note-13"><span class="mw-cite-backlink"><b><a href="#cite_ref-13">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://filmcolors.org:443/timeline-entry/1229/?_sf_s=Prizma+I&post_types=timeline_entry">"Brewster"</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Brewster&rft_id=https%3A%2F%2Ffilmcolors.org%3A443%2Ftimeline-entry%2F1229%2F%3F_sf_s%3DPrizma%2BI%26post_types%3Dtimeline_entry&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> <li id="cite_note-14"><span class="mw-cite-backlink"><b><a href="#cite_ref-14">^</a></b></span> <span class="reference-text">Capstaff, a former portrait photographer and physics and engineering student had already worked on colour photography before he joined C.K. Mees and other former Wratten and Wainright employees in their move to Rochester in 1912–1913 after Eastman had bought that company to persuade Mees to come and work for him.</span> </li> <li id="cite_note-15"><span class="mw-cite-backlink"><b><a href="#cite_ref-15">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.loc.gov/programs/national-film-preservation-board/film-registry/complete-national-film-registry-listing/">"Complete National Film Registry Listing"</a>. <i>Library of Congress</i><span class="reference-accessdate">. Retrieved <span class="nowrap">January 2,</span> 2017</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Library+of+Congress&rft.atitle=Complete+National+Film+Registry+Listing&rft_id=https%3A%2F%2Fwww.loc.gov%2Fprograms%2Fnational-film-preservation-board%2Ffilm-registry%2Fcomplete-national-film-registry-listing%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> <li id="cite_note-16"><span class="mw-cite-backlink"><b><a href="#cite_ref-16">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.loc.gov/item/prn-12-226/cinematic-firsts-enshrined-in-2012-film-registry/2012-12-19/">"2012 National Film Registry Picks in A League of Their Own"</a>. <i>Library of Congress</i><span class="reference-accessdate">. Retrieved <span class="nowrap">2020-05-13</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Library+of+Congress&rft.atitle=2012+National+Film+Registry+Picks+in+A+League+of+Their+Own&rft_id=https%3A%2F%2Fwww.loc.gov%2Fitem%2Fprn-12-226%2Fcinematic-firsts-enshrined-in-2012-film-registry%2F2012-12-19%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> <li id="cite_note-17"><span class="mw-cite-backlink"><b><a href="#cite_ref-17">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://filmcolors.org:443/timeline-entry/1235/?_sf_s=Prizma+I&post_types=timeline_entry">"Prizma II"</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Prizma+II&rft_id=https%3A%2F%2Ffilmcolors.org%3A443%2Ftimeline-entry%2F1235%2F%3F_sf_s%3DPrizma%2BI%26post_types%3Dtimeline_entry&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> <li id="cite_note-:0-18"><span class="mw-cite-backlink"><b><a href="#cite_ref-:0_18-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFTrenholm" class="citation web cs1">Trenholm, Richard. <a rel="nofollow" class="external text" href="https://www.cnet.com/news/technicolor-100-years-the-gulf-between/">"The first Technicolor film was a total disaster a century ago"</a>. <i>CNET</i><span class="reference-accessdate">. Retrieved <span class="nowrap">October 14,</span> 2019</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=CNET&rft.atitle=The+first+Technicolor+film+was+a+total+disaster+a+century+ago&rft.aulast=Trenholm&rft.aufirst=Richard&rft_id=https%3A%2F%2Fwww.cnet.com%2Fnews%2Ftechnicolor-100-years-the-gulf-between%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> <li id="cite_note-19"><span class="mw-cite-backlink"><b><a href="#cite_ref-19">^</a></b></span> <span class="reference-text">"<a rel="nofollow" class="external text" href="https://books.google.com/books?id=XSoDAAAAMBAJ&pg=PA59">The First Successful Color Movie</a>", <i>Popular Science</i>, Feb. 1923, p. 59.</span> </li> <li id="cite_note-auto-20"><span class="mw-cite-backlink"><b><a href="#cite_ref-auto_20-0">^</a></b></span> <span class="reference-text">"<a rel="nofollow" class="external text" href="http://www.widescreenmuseum.com/oldcolor/kalmus.htm">Kalmus, Herbert. "Technicolor Adventures in Cinemaland", <i>Journal of the Society of Motion Picture Engineers</i>, December 1938</a>"</span> </li> <li id="cite_note-21"><span class="mw-cite-backlink"><b><a href="#cite_ref-21">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://patents.google.com/patent/CH670713A5/en">"Application filed by Germann & Gsell Ag"</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Application+filed+by+Germann+%26+Gsell+Ag&rft_id=https%3A%2F%2Fpatents.google.com%2Fpatent%2FCH670713A5%2Fen&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> <li id="cite_note-22"><span class="mw-cite-backlink"><b><a href="#cite_ref-22">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFPicard1931" class="citation news cs1 cs1-prop-foreign-lang-source">Picard, Emile (December 14, 1931). <a rel="nofollow" class="external text" href="http://www.academie-sciences.fr/pdf/dossiers/Picard/Picard_pdf/Picard_Lippmann.pdf">"La Vie et L'œuvre de Gabriel Lippmann (membre de la section de physique générale)"</a> [The Life and Work of Gabriel Lippmann] <span class="cs1-format">(PDF)</span>. <i>academie-sciences.fr</i> (Public Lecture) (in French). Institut de France. Académie des Sciences. p. 3.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=academie-sciences.fr&rft.atitle=La+Vie+et+L%27%C5%93uvre+de+Gabriel+Lippmann+%28membre+de+la+section+de+physique+g%C3%A9n%C3%A9rale%29&rft.pages=3&rft.date=1931-12-14&rft.aulast=Picard&rft.aufirst=Emile&rft_id=http%3A%2F%2Fwww.academie-sciences.fr%2Fpdf%2Fdossiers%2FPicard%2FPicard_pdf%2FPicard_Lippmann.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARG+color+models" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=RG_color_models&action=edit&section=7" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20040611010855/http://www.iscc.org/aic2001/abstracts/poster/Zoch.doc">Even Proportional Color Triangle</a></li> <li><a rel="nofollow" class="external text" href="https://patents.google.com/patent/US1391029">Cinematographic Multiplex Projection, &c</a>. U.S. Patent No. 1,391,029, filed Feb. 20, 1917.</li> <li>"Moving Pictures in Color", <i>The New York Times</i>, February 22, 1917, p. 9.</li> <li><a rel="nofollow" class="external text" href="https://books.google.com/books?id=XSoDAAAAMBAJ&pg=PA59">The First Successful Color Movie</a>", <i>Popular Science</i>, Feb. 1923, p. 59.</li> <li><a rel="nofollow" class="external text" href="http://filmmakeriq.com/lessons/the-history-and-science-of-color-film-from-isaac-newton-to-the-coen-brothers/">filmmakeriq.com, The History and Science of Color Film: From Isaac Newton to the Coen Brothers</a></li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol ul,.mw-parser-output .hlist ul dl,.mw-parser-output .hlist ul ol,.mw-parser-output .hlist ul ul{display:inline}.mw-parser-output .hlist .mw-empty-li{display:none}.mw-parser-output .hlist dt::after{content:": "}.mw-parser-output .hlist dd::after,.mw-parser-output .hlist li::after{content:" · ";font-weight:bold}.mw-parser-output .hlist dd:last-child::after,.mw-parser-output .hlist dt:last-child::after,.mw-parser-output .hlist li:last-child::after{content:none}.mw-parser-output .hlist dd dd:first-child::before,.mw-parser-output .hlist dd dt:first-child::before,.mw-parser-output .hlist dd li:first-child::before,.mw-parser-output .hlist dt dd:first-child::before,.mw-parser-output .hlist dt dt:first-child::before,.mw-parser-output .hlist dt li:first-child::before,.mw-parser-output .hlist li dd:first-child::before,.mw-parser-output .hlist li dt:first-child::before,.mw-parser-output .hlist li li:first-child::before{content:" (";font-weight:normal}.mw-parser-output .hlist dd dd:last-child::after,.mw-parser-output .hlist dd dt:last-child::after,.mw-parser-output .hlist dd li:last-child::after,.mw-parser-output .hlist dt dd:last-child::after,.mw-parser-output .hlist dt dt:last-child::after,.mw-parser-output .hlist dt li:last-child::after,.mw-parser-output .hlist li dd:last-child::after,.mw-parser-output .hlist li dt:last-child::after,.mw-parser-output .hlist li li:last-child::after{content:")";font-weight:normal}.mw-parser-output .hlist ol{counter-reset:listitem}.mw-parser-output .hlist ol>li{counter-increment:listitem}.mw-parser-output .hlist ol>li::before{content:" "counter(listitem)"\a0 "}.mw-parser-output .hlist dd ol>li:first-child::before,.mw-parser-output .hlist dt ol>li:first-child::before,.mw-parser-output .hlist li ol>li:first-child::before{content:" ("counter(listitem)"\a0 "}</style><style data-mw-deduplicate="TemplateStyles:r1236075235">.mw-parser-output .navbox{box-sizing:border-box;border:1px solid #a2a9b1;width:100%;clear:both;font-size:88%;text-align:center;padding:1px;margin:1em auto 0}.mw-parser-output .navbox .navbox{margin-top:0}.mw-parser-output .navbox+.navbox,.mw-parser-output .navbox+.navbox-styles+.navbox{margin-top:-1px}.mw-parser-output .navbox-inner,.mw-parser-output .navbox-subgroup{width:100%}.mw-parser-output .navbox-group,.mw-parser-output .navbox-title,.mw-parser-output .navbox-abovebelow{padding:0.25em 1em;line-height:1.5em;text-align:center}.mw-parser-output .navbox-group{white-space:nowrap;text-align:right}.mw-parser-output .navbox,.mw-parser-output .navbox-subgroup{background-color:#fdfdfd}.mw-parser-output .navbox-list{line-height:1.5em;border-color:#fdfdfd}.mw-parser-output .navbox-list-with-group{text-align:left;border-left-width:2px;border-left-style:solid}.mw-parser-output tr+tr>.navbox-abovebelow,.mw-parser-output tr+tr>.navbox-group,.mw-parser-output tr+tr>.navbox-image,.mw-parser-output tr+tr>.navbox-list{border-top:2px solid #fdfdfd}.mw-parser-output .navbox-title{background-color:#ccf}.mw-parser-output .navbox-abovebelow,.mw-parser-output .navbox-group,.mw-parser-output .navbox-subgroup .navbox-title{background-color:#ddf}.mw-parser-output .navbox-subgroup .navbox-group,.mw-parser-output .navbox-subgroup .navbox-abovebelow{background-color:#e6e6ff}.mw-parser-output .navbox-even{background-color:#f7f7f7}.mw-parser-output .navbox-odd{background-color:transparent}.mw-parser-output .navbox .hlist td dl,.mw-parser-output .navbox .hlist td ol,.mw-parser-output .navbox .hlist td ul,.mw-parser-output .navbox td.hlist dl,.mw-parser-output .navbox td.hlist ol,.mw-parser-output .navbox td.hlist ul{padding:0.125em 0}.mw-parser-output .navbox .navbar{display:block;font-size:100%}.mw-parser-output .navbox-title .navbar{float:left;text-align:left;margin-right:0.5em}body.skin--responsive .mw-parser-output .navbox-image img{max-width:none!important}@media print{body.ns-0 .mw-parser-output .navbox{display:none!important}}</style></div><div role="navigation" class="navbox" aria-labelledby="Color_space" style="padding:3px"><table class="nowraplinks hlist mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1239400231">.mw-parser-output .navbar{display:inline;font-size:88%;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:114%;margin:0 7em}.mw-parser-output .navbar-ct-mini{font-size:114%;margin:0 4em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Color_space" title="Template:Color space"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Color_space" title="Template talk:Color space"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Color_space" title="Special:EditPage/Template:Color space"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Color_space" style="font-size:114%;margin:0 4em"><a href="/wiki/Color_space" title="Color space">Color space</a></div></th></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <ul><li><a href="/wiki/List_of_color_spaces_and_their_uses" title="List of color spaces and their uses">List of color spaces</a></li> <li><a href="/wiki/Color_model" title="Color model">Color models</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Color_appearance_model" title="Color appearance model">CAM</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/CIECAM02" title="CIECAM02">CIECAM02</a></li> <li><a href="/wiki/ICAM_(color_appearance_model)" title="ICAM (color appearance model)">iCAM</a></li> <li><a href="/wiki/CAM16" class="mw-redirect" title="CAM16">CAM16</a></li> <li><a href="/w/index.php?title=CIECAM16&action=edit&redlink=1" class="new" title="CIECAM16 (page does not exist)">CIECAM16</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/International_Commission_on_Illumination" title="International Commission on Illumination">CIE</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/CIE_1931_color_space" title="CIE 1931 color space">XYZ (1931)</a></li> <li><a href="/wiki/CIE_1931_color_space#CIE_RGB_color_space" title="CIE 1931 color space">RGB (1931)</a></li> <li><a href="/wiki/CIE_1960_color_space" title="CIE 1960 color space">YUV (1960)</a></li> <li><a href="/wiki/CIE_1964_color_space" title="CIE 1964 color space">UVW (1964)</a></li> <li><a href="/wiki/CIELAB_color_space" title="CIELAB color space">CIELAB (1976)</a></li> <li><a href="/wiki/CIELUV" title="CIELUV">CIELUV (1976)</a></li> <li><a href="/wiki/CIECAM02" title="CIECAM02">CIECAM02</a></li> <li><a href="/w/index.php?title=CIECAM16&action=edit&redlink=1" class="new" title="CIECAM16 (page does not exist)">CIECAM16</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/RGB_color_model" title="RGB color model">RGB</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/RGB_color_spaces" title="RGB color spaces">RGB color spaces</a></li> <li><a href="/wiki/SRGB" title="SRGB">sRGB</a></li> <li><a href="/wiki/Rg_chromaticity" title="Rg chromaticity">rg chromaticity</a></li> <li><a href="/wiki/Adobe_RGB_color_space" title="Adobe RGB color space">Adobe</a></li> <li><a href="/wiki/Wide-gamut_RGB_color_space" title="Wide-gamut RGB color space">Wide-gamut</a></li> <li><a href="/wiki/ProPhoto_RGB_color_space" title="ProPhoto RGB color space">ProPhoto</a></li> <li><a href="/wiki/ScRGB" title="ScRGB">scRGB</a></li> <li><a href="/wiki/DCI-P3" title="DCI-P3">DCI-P3</a></li> <li><a href="/wiki/Rec._601" title="Rec. 601">Rec. 601</a></li> <li><a href="/wiki/NTSC#SMPTE_C" title="NTSC">SMPTE 240M/"C"</a></li> <li><a href="/wiki/Rec._709" title="Rec. 709">Rec. 709</a></li> <li><a href="/wiki/Rec._2020" title="Rec. 2020">Rec. 2020</a></li> <li><a href="/wiki/Rec._2100" title="Rec. 2100">Rec. 2100</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Y%E2%80%B2UV" title="Y′UV">Y′UV</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Y%E2%80%B2UV" title="Y′UV">YUV</a> <ul><li><a href="/wiki/PAL" title="PAL">PAL</a></li></ul></li> <li><a href="/wiki/YDbDr" title="YDbDr">YDbDr</a> <ul><li><a href="/wiki/SECAM" title="SECAM">SECAM</a></li></ul></li> <li><a href="/wiki/YIQ" title="YIQ">YIQ</a> <ul><li><a href="/wiki/NTSC" title="NTSC">NTSC</a></li></ul></li> <li><a href="/wiki/YCbCr" title="YCbCr">YCbCr</a> <ul><li><a href="/wiki/Rec._601" title="Rec. 601">Rec. 601</a></li> <li><a href="/wiki/Rec._709" title="Rec. 709">Rec. 709</a></li> <li><a href="/wiki/Rec._2020" title="Rec. 2020">Rec. 2020</a></li> <li><a href="/wiki/Rec._2100" title="Rec. 2100">Rec. 2100</a></li></ul></li> <li><a href="/wiki/ICtCp" title="ICtCp">ICtCp</a> <ul><li><a href="/wiki/Rec._2100" title="Rec. 2100">Rec. 2100</a></li></ul></li> <li><a href="/wiki/YPbPr" title="YPbPr">YPbPr</a> <ul><li><a href="/wiki/Multiplexed_Analogue_Components" title="Multiplexed Analogue Components">MAC</a></li></ul></li> <li><a href="/wiki/XvYCC" title="XvYCC">xvYCC</a></li> <li><a href="/wiki/YCoCg" title="YCoCg">YCoCg</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/CcMmYK_color_model" title="CcMmYK color model">CcMmYK</a></li> <li><a href="/wiki/CMYK_color_model" title="CMYK color model">CMYK</a></li> <li><a href="/wiki/ColorADD" title="ColorADD">ColorADD</a></li> <li><a href="/wiki/Coloroid" title="Coloroid">Coloroid</a></li> <li><a href="/wiki/LMS_color_space" title="LMS color space">LMS</a></li> <li><a href="/wiki/Hexachrome" title="Hexachrome">Hexachrome</a></li> <li><a href="/wiki/HSL_and_HSV" title="HSL and HSV">HSL, HSV</a></li> <li><a href="/wiki/HCL_color_space" title="HCL color space">HCL</a></li> <li><a href="/wiki/Impossible_color" title="Impossible color">Imaginary color</a></li> <li><a href="/wiki/Oklab_color_space" title="Oklab color space">Oklab</a></li> <li><a href="/wiki/OSA-UCS" title="OSA-UCS">OSA-UCS</a></li> <li><a href="/wiki/Practical_Color_Coordinate_System" title="Practical Color Coordinate System">PCCS</a></li> <li><a class="mw-selflink selflink">RG</a></li> <li><a href="/wiki/RYB_color_model" title="RYB color model">RYB</a></li> <li><a href="/wiki/HWB_color_model" title="HWB color model">HWB</a></li> <li><a href="/wiki/YJK" title="YJK">YJK</a></li> <li><a href="/wiki/TSL_color_space" title="TSL color space">TSL</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Color systems<br />and standards</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Academy_Color_Encoding_System" title="Academy Color Encoding System">ACES</a></li> <li><a href="/wiki/News_Media_Alliance" title="News Media Alliance">ANPA</a></li> <li><a href="/wiki/Colour_Index_International" title="Colour Index International">Colour Index International</a> <ul><li><a href="/wiki/List_of_dyes" title="List of dyes">CI list of dyes</a></li></ul></li> <li><a href="/wiki/DIC_Corporation" title="DIC Corporation">DIC</a></li> <li><a href="/wiki/Federal_Standard_595" title="Federal Standard 595">Federal Standard 595</a></li> <li><a href="/wiki/HKS_(colour_system)" title="HKS (colour system)">HKS</a></li> <li><a href="/wiki/ICC_profile" title="ICC profile">ICC profile</a></li> <li><a href="/wiki/ISCC%E2%80%93NBS_system" title="ISCC–NBS system">ISCC–NBS</a></li> <li><a href="/wiki/Munsell_color_system" title="Munsell color system">Munsell</a></li> <li><a href="/wiki/Natural_Color_System" title="Natural Color System">NCS</a></li> <li><a href="/wiki/Ostwald_color_system" title="Ostwald color system">Ostwald</a></li> <li><a href="/wiki/Pantone" title="Pantone">Pantone</a></li> <li><a href="/wiki/RAL_colour_standard" title="RAL colour standard">RAL</a> <ul><li><a href="/wiki/List_of_RAL_colors" class="mw-redirect" title="List of RAL colors">list</a></li></ul></li> <li><a href="/w/index.php?title=JIS_Z8102&action=edit&redlink=1" class="new" title="JIS Z8102 (page does not exist)">JIS Z8102</a><span class="noprint" style="font-size:85%; font-style: normal;"> [<a href="https://ja.wikipedia.org/wiki/JIS%E6%85%A3%E7%94%A8%E8%89%B2%E5%90%8D" class="extiw" title="ja:JIS慣用色名">ja</a>]</span></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div>For the vision capacities of organisms or machines, see <span class="noviewer" typeof="mw:File"><span title="Template"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/8/83/Symbol_template_class_pink.svg/16px-Symbol_template_class_pink.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/83/Symbol_template_class_pink.svg/23px-Symbol_template_class_pink.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/83/Symbol_template_class_pink.svg/31px-Symbol_template_class_pink.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <a href="/wiki/Template:Eye_physiology" title="Template:Eye physiology">Color vision</a>.</div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1&useformat=desktop" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=RG_color_models&oldid=1254304136">https://en.wikipedia.org/w/index.php?title=RG_color_models&oldid=1254304136</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" title="Help:Category">Category</a>: <ul><li><a href="/wiki/Category:Color_space" title="Category:Color space">Color space</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Hidden categories: <ul><li><a href="/wiki/Category:CS1_French-language_sources_(fr)" title="Category:CS1 French-language sources (fr)">CS1 French-language sources (fr)</a></li><li><a href="/wiki/Category:All_articles_with_dead_external_links" title="Category:All articles with dead external links">All articles with dead external links</a></li><li><a href="/wiki/Category:Articles_with_dead_external_links_from_November_2023" title="Category:Articles with dead external links from November 2023">Articles with dead external links from November 2023</a></li><li><a href="/wiki/Category:Articles_with_permanently_dead_external_links" title="Category:Articles with permanently dead external links">Articles with permanently dead external links</a></li><li><a href="/wiki/Category:Articles_with_short_description" title="Category:Articles with short description">Articles with short description</a></li><li><a href="/wiki/Category:Short_description_is_different_from_Wikidata" title="Category:Short description is different from Wikidata">Short description is different from Wikidata</a></li><li><a href="/wiki/Category:All_articles_with_unsourced_statements" title="Category:All articles with unsourced statements">All articles with unsourced statements</a></li><li><a href="/wiki/Category:Articles_with_unsourced_statements_from_November_2022" title="Category:Articles with unsourced statements from November 2022">Articles with unsourced statements from November 2022</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> This page was last edited on 30 October 2024, at 10:51<span class="anonymous-show"> (UTC)</span>.</li> <li id="footer-info-copyright">Text is available under the <a href="/wiki/Wikipedia:Text_of_the_Creative_Commons_Attribution-ShareAlike_4.0_International_License" title="Wikipedia:Text of the Creative Commons Attribution-ShareAlike 4.0 International License">Creative Commons Attribution-ShareAlike 4.0 License</a>; additional terms may apply. By using this site, you agree to the <a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Terms_of_Use" class="extiw" title="foundation:Special:MyLanguage/Policy:Terms of Use">Terms of Use</a> and <a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy" class="extiw" title="foundation:Special:MyLanguage/Policy:Privacy policy">Privacy Policy</a>. Wikipedia® is a registered trademark of the <a rel="nofollow" class="external text" href="https://wikimediafoundation.org/">Wikimedia Foundation, Inc.</a>, a non-profit organization.</li> </ul> <ul id="footer-places"> <li id="footer-places-privacy"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy">Privacy policy</a></li> <li id="footer-places-about"><a href="/wiki/Wikipedia:About">About Wikipedia</a></li> <li id="footer-places-disclaimers"><a href="/wiki/Wikipedia:General_disclaimer">Disclaimers</a></li> <li id="footer-places-contact"><a href="//en.wikipedia.org/wiki/Wikipedia:Contact_us">Contact Wikipedia</a></li> <li id="footer-places-wm-codeofconduct"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Universal_Code_of_Conduct">Code of Conduct</a></li> <li id="footer-places-developers"><a href="https://developer.wikimedia.org">Developers</a></li> <li id="footer-places-statslink"><a href="https://stats.wikimedia.org/#/en.wikipedia.org">Statistics</a></li> <li id="footer-places-cookiestatement"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Cookie_statement">Cookie statement</a></li> <li id="footer-places-mobileview"><a href="//en.m.wikipedia.org/w/index.php?title=RG_color_models&mobileaction=toggle_view_mobile" class="noprint stopMobileRedirectToggle">Mobile view</a></li> </ul> <ul id="footer-icons" class="noprint"> <li id="footer-copyrightico"><a href="https://wikimediafoundation.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/static/images/footer/wikimedia-button.svg" width="84" height="29" alt="Wikimedia Foundation" loading="lazy"></a></li> <li id="footer-poweredbyico"><a href="https://www.mediawiki.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/w/resources/assets/poweredby_mediawiki.svg" alt="Powered by MediaWiki" width="88" height="31" loading="lazy"></a></li> </ul> </footer> </div> </div> </div> <div class="vector-settings" id="p-dock-bottom"> <ul></ul> </div><script>(RLQ=window.RLQ||[]).push(function(){mw.config.set({"wgHostname":"mw-web.codfw.main-5857dfdcd6-dxc49","wgBackendResponseTime":181,"wgPageParseReport":{"limitreport":{"cputime":"0.387","walltime":"0.505","ppvisitednodes":{"value":1869,"limit":1000000},"postexpandincludesize":{"value":52353,"limit":2097152},"templateargumentsize":{"value":2233,"limit":2097152},"expansiondepth":{"value":17,"limit":100},"expensivefunctioncount":{"value":7,"limit":500},"unstrip-depth":{"value":1,"limit":20},"unstrip-size":{"value":72952,"limit":5000000},"entityaccesscount":{"value":0,"limit":400},"timingprofile":["100.00% 440.678 1 -total"," 36.70% 161.738 1 Template:Reflist"," 20.70% 91.199 1 Template:Color_space"," 20.25% 89.235 1 Template:Navbox"," 18.25% 80.432 3 Template:Cite_news"," 17.52% 77.206 1 Template:Short_description"," 11.28% 49.703 2 Template:Pagetype"," 7.88% 34.706 2 Template:Fix"," 7.74% 34.091 11 Template:Cite_web"," 7.67% 33.806 1 Template:Cn"]},"scribunto":{"limitreport-timeusage":{"value":"0.234","limit":"10.000"},"limitreport-memusage":{"value":5911874,"limit":52428800}},"cachereport":{"origin":"mw-web.codfw.main-5857dfdcd6-28qqg","timestamp":"20241203074859","ttl":2592000,"transientcontent":false}}});});</script> <script type="application/ld+json">{"@context":"https:\/\/schema.org","@type":"Article","name":"RG color models","url":"https:\/\/en.wikipedia.org\/wiki\/RG_color_models","sameAs":"http:\/\/www.wikidata.org\/entity\/Q7276691","mainEntity":"http:\/\/www.wikidata.org\/entity\/Q7276691","author":{"@type":"Organization","name":"Contributors to Wikimedia projects"},"publisher":{"@type":"Organization","name":"Wikimedia Foundation, Inc.","logo":{"@type":"ImageObject","url":"https:\/\/www.wikimedia.org\/static\/images\/wmf-hor-googpub.png"}},"datePublished":"2004-03-15T01:45:26Z","dateModified":"2024-10-30T10:51:18Z","headline":"color space that uses only the colors red and green"}</script> </body> </html>