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scRGB - Wikipedia
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<span>Usage</span> </div> </a> <ul id="toc-Usage-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Origin_of_sc_in_scRGB" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Origin_of_sc_in_scRGB"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Origin of sc in scRGB</span> </div> </a> <ul id="toc-Origin_of_sc_in_scRGB-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">4</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">5</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 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.infobox-subbox{padding:0;border:none;margin:-3px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}.mw-parser-output .infobox-3cols-child{margin:auto}.mw-parser-output .infobox .navbar{font-size:100%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox-full-data:not(.notheme)>div:not(.notheme)[style]{background:#1f1f23!important;color:#f8f9fa}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox-full-data:not(.notheme) div:not(.notheme){background:#1f1f23!important;color:#f8f9fa}}@media(min-width:640px){body.skin--responsive .mw-parser-output .infobox-table{display:table!important}body.skin--responsive .mw-parser-output .infobox-table>caption{display:table-caption!important}body.skin--responsive .mw-parser-output .infobox-table>tbody{display:table-row-group}body.skin--responsive .mw-parser-output .infobox-table tr{display:table-row!important}body.skin--responsive .mw-parser-output .infobox-table th,body.skin--responsive .mw-parser-output .infobox-table td{padding-left:inherit;padding-right:inherit}}</style><table class="infobox hproduct"><caption class="infobox-title fn">scRGB</caption><tbody><tr><td colspan="2" class="infobox-subheader">IEC 61966-2-2:2003</td></tr><tr><td colspan="2" class="infobox-image"><span class="mw-default-size" typeof="mw:File/Frameless"><a href="/wiki/File:ScRGB.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/en/thumb/4/46/ScRGB.svg/220px-ScRGB.svg.png" decoding="async" width="220" height="244" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/46/ScRGB.svg/330px-ScRGB.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/46/ScRGB.svg/440px-ScRGB.svg.png 2x" data-file-width="900" data-file-height="1000" /></a></span><div class="infobox-caption">Intersection of the scRGB <a href="/wiki/Gamut" title="Gamut">gamut</a> with the X+Y+Z=.6443 plane (the gamut varies depending on the intensity as it is a cube with a non-zero origin).</div></td></tr><tr><th scope="row" class="infobox-label">Native name</th><td class="infobox-data"><div class="nickname" lang="English"><style data-mw-deduplicate="TemplateStyles:r1126788409">.mw-parser-output .plainlist ol,.mw-parser-output .plainlist ul{line-height:inherit;list-style:none;margin:0;padding:0}.mw-parser-output .plainlist ol li,.mw-parser-output .plainlist ul li{margin-bottom:0}</style><div class="plainlist"> <ul><li>scRGB</li> <li>IEC 61966-2-2:2003</li></ul> </div></div></td></tr><tr><th scope="row" class="infobox-label">Status</th><td class="infobox-data">Published</td></tr><tr><th scope="row" class="infobox-label">First published</th><td class="infobox-data">January 23, 2003<span class="noprint">; 21 years ago</span><span style="display:none"> (<span class="bday dtstart published updated">2003-01-23</span>)</span><sup id="cite_ref-iec-standard_1-0" class="reference"><a href="#cite_note-iec-standard-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></td></tr><tr><th scope="row" class="infobox-label">Organization</th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409"><div class="plainlist"> <ul><li><a href="/wiki/Hewlett-Packard" title="Hewlett-Packard">HP</a></li> <li><a href="/wiki/Microsoft" title="Microsoft">Microsoft</a></li> <li><abbr title="International Electrotechnical Commission"><a href="/wiki/International_Electrotechnical_Commission" title="International Electrotechnical Commission">IEC</a></abbr><sup id="cite_ref-iec-standard_1-1" class="reference"><a href="#cite_note-iec-standard-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></li></ul> </div></td></tr><tr><th scope="row" class="infobox-label">Committee</th><td class="infobox-data"><b><abbr title="Technical Committee">TC</abbr></b>/<b><abbr title="Sub-committee">SC</abbr></b>: TC 100/TA 2</td></tr><tr><th scope="row" class="infobox-label">Authors</th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409"><div class="plainlist"> <ul><li><a href="/wiki/Hewlett-Packard" title="Hewlett-Packard">HP</a></li> <li><a href="/wiki/Microsoft" title="Microsoft">Microsoft</a></li></ul> </div></td></tr><tr><th scope="row" class="infobox-label">Base standards</th><td class="infobox-data"><a href="/wiki/SRGB" title="SRGB">sRGB</a></td></tr><tr><th scope="row" class="infobox-label">Related standards</th><td class="infobox-data"><a href="/wiki/Adobe_RGB_color_space" title="Adobe RGB color space">Adobe RGB color space</a></td></tr><tr><th scope="row" class="infobox-label">Domain</th><td class="infobox-data"><a href="/wiki/Color_space" title="Color space">Color space</a>, <a href="/wiki/Color_model" title="Color model">color model</a></td></tr></tbody></table> <p><b>scRGB</b> is a wide color <a href="/wiki/Gamut" title="Gamut">gamut</a> <a href="/wiki/RGB_color_space" class="mw-redirect" title="RGB color space">RGB color space</a> created by <a href="/wiki/Microsoft" title="Microsoft">Microsoft</a> and <a href="/wiki/Hewlett-Packard" title="Hewlett-Packard">HP</a> that uses the same color primaries and white/black points as the <a href="/wiki/SRGB" title="SRGB">sRGB</a> color space but allows coordinates below zero and greater than one. The full range is −0.5 through just less than +7.5. </p><p>Negative numbers enables scRGB to encompass most of the <a href="/wiki/CIE_1931_color_space" title="CIE 1931 color space">CIE 1931 color space</a> while maintaining simplicity and <a href="/wiki/Backward_compatibility" title="Backward compatibility">backward compatibility</a> with sRGB without the complexity of <a href="/wiki/Color_management" title="Color management">color management</a>. The cost of maintaining compatibility with sRGB is that approximately 80% of the scRGB color space consists of <a href="/wiki/Imaginary_color" class="mw-redirect" title="Imaginary color">imaginary colors</a>. </p><p>Large positive numbers allow <a href="/wiki/High_dynamic_range" title="High dynamic range">high dynamic range</a> images to be represented, though the range is inferior to that of some other high dynamic range formats such as <a href="/wiki/OpenEXR" title="OpenEXR">OpenEXR</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> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Encoding">Encoding</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=ScRGB&action=edit&section=1" title="Edit section: Encoding"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Two encodings are defined for the individual primaries: a linear 16 bit per channel encoding and a nonlinear 12 bit per channel encoding. </p><p>The 16 bit <b>scRGB(16)</b> encoding is the <i>linear</i> RGB channels converted by <span class="texhtml">8192<i>x</i> + 4096</span>. Compared to 8-bit sRGB this ranges from almost <style data-mw-deduplicate="TemplateStyles:r1154941027">.mw-parser-output .frac{white-space:nowrap}.mw-parser-output .frac .num,.mw-parser-output .frac .den{font-size:80%;line-height:0;vertical-align:super}.mw-parser-output .frac .den{vertical-align:sub}.mw-parser-output .sr-only{border:0;clip:rect(0,0,0,0);clip-path:polygon(0px 0px,0px 0px,0px 0px);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px}</style><span class="frac">2<span class="sr-only">+</span><span class="num">1</span>⁄<span class="den">2</span></span> times the color resolution near 0.0 to more than 14 times the color resolution near 1.0. Storage as 16 bits clamps the linear range to <span class="texhtml">−0.5..7.4999</span>. </p><p>The 12-bit <b>scRGB-nl</b> encoding is the linear RGB channels passed through the same opto-electric conversion function as <a href="/wiki/SRGB" title="SRGB">sRGB</a> (for negative numbers use <span class="texhtml">−f(−<i>x</i>)</span>) and then converted by <span class="texhtml">1280<i>x</i> + 1024</span>. This is exactly 5 times the color resolution of 8-bit sRGB, and 8-bit sRGB can be converted directly with <span class="texhtml">5<i>x</i> + 1024</span>. The linear range is clamped to the slightly larger <span class="texhtml">−0.6038..7.5913</span>. </p><p>A 12-bit encoding called <b>scYCC-nl</b> is the conversion of the non-linear <a href="/wiki/SRGB" title="SRGB">sRGB</a> levels to <a href="/wiki/YCbCr" title="YCbCr">JFIF-Y'CbCr</a> and then converted by <span class="texhtml">1280<i>Y<span class="nowrap" style="padding-left:0.05em;">′</span></i> + 1024</span>, <span class="texhtml">1280<i>Cb</i> + 2048</span>, <span class="texhtml">1280<i>Cr</i> + 2048</span>. This form can allow greater compression and direct conversion to/from <a href="/wiki/JPEG" title="JPEG">JPEG</a> files and video hardware. </p><p>With the addition of an alpha channel with the same number of bits the 16-bit encoding may be seen referred to as 64 bit and the 12-bit encoding referred to as 48-bit. Alpha is not encoded as above, however. Alpha is instead a linear 0-1 range multiplied by <span class="texhtml">2<sup><i>n</i></sup> − 1</span> where <span class="texhtml"><i>n</i></span> is 12 or 16. </p> <div class="mw-heading mw-heading2"><h2 id="Usage">Usage</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=ScRGB&action=edit&section=2" title="Edit section: Usage"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The first implementation of scRGB was the <a href="/wiki/GDI%2B" class="mw-redirect" title="GDI+">GDI+</a> API in <a href="/wiki/Windows_Vista" title="Windows Vista">Windows Vista</a>. At <a href="/wiki/Windows_Hardware_Engineering_Conference" title="Windows Hardware Engineering Conference">WinHEC</a> 2008 Microsoft announced that <a href="/wiki/Windows_7" title="Windows 7">Windows 7</a> would support 48-bit scRGB (which for <a href="/wiki/HDMI" title="HDMI">HDMI</a> can be converted and output as <a href="/wiki/XvYCC" title="XvYCC">xvYCC</a>). The components in Windows 7 that support 48-bit scRGB are <a href="/wiki/Direct3D" title="Direct3D">Direct3D</a>, the <a href="/wiki/Windows_Imaging_Component" title="Windows Imaging Component">Windows Imaging Component</a>, and the <a href="/wiki/Windows_Color_System" title="Windows Color System">Windows Color System</a> and they support it in both full screen exclusive mode and in video overlays.<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><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> </p> <div class="mw-heading mw-heading2"><h2 id="Origin_of_sc_in_scRGB">Origin of sc in scRGB</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=ScRGB&action=edit&section=3" title="Edit section: Origin of sc in scRGB"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The origin of the sc in scRGB is shrouded in mystery. Officially it stands for nothing. According to Michael Stokes (the national and international leader of the International Electrotechnical Commission, or IEC, group working on scRGB), the name appeared when the Japanese national committee requested a name change from the earlier XsRGB (excess RGB). The two leading candidates for meaning are "specular RGB" because scRGB supports whites greater than the diffuse 1.0 values, and "standard compositing RGB" because the linearity, floating-point support, HDR (high dynamic range) support, and wide gamut support are ideally suited for compositing. This meaning also implicitly emphasizes that scRGB is not intended to be directly supported in devices or formats, since by definition scRGB encompasses values that are beyond both the human visual system and (even theoretically) realizable physical devices.<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> </p> <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=ScRGB&action=edit&section=4" 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"><ol class="references"> <li id="cite_note-iec-standard-1"><span class="mw-cite-backlink">^ <a href="#cite_ref-iec-standard_1-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-iec-standard_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="CITEREFHPMicrosoftIEC2003" class="citation web cs1"><a href="/wiki/Hewlett-Packard" title="Hewlett-Packard">HP</a>; <a href="/wiki/Microsoft" title="Microsoft">Microsoft</a>; <a href="/wiki/International_Electrotechnical_Commission" title="International Electrotechnical Commission">IEC</a> (2003-01-23). IEC (ed.). <a rel="nofollow" class="external text" href="https://webstore.iec.ch/publication/6171">"Multimedia systems and equipment - Colour measurement and management - Part 2-2: Colour management - Extended RGB colour space - scRGB"</a>. <i>IEC</i><span class="reference-accessdate">. Retrieved <span class="nowrap">2021-04-18</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=IEC&rft.atitle=Multimedia+systems+and+equipment+-+Colour+measurement+and+management+-+Part+2-2%3A+Colour+management+-+Extended+RGB+colour+space+-+scRGB&rft.date=2003-01-23&rft.au=HP&rft.au=Microsoft&rft.au=IEC&rft_id=https%3A%2F%2Fwebstore.iec.ch%2Fpublication%2F6171&rfr_id=info%3Asid%2Fen.wikipedia.org%3AScRGB" 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"><a rel="nofollow" class="external text" href="http://www.anyhere.com/gward/hdrenc/hdr_encodings.html">"High Dynamic Range Image Encodings". Greg Ward. Retrieved 2010-10-25.</a></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 class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20081227074524/http://download.microsoft.com/download/5/E/6/5E66B27B-988B-4F50-AF3A-C2FF1E62180F/GRA-T583_WH08.pptx">"WinHEC 2008 GRA-583: Display Technologies"</a>. Microsoft. 2008-11-06. Archived from <a rel="nofollow" class="external text" href="http://download.microsoft.com/download/5/E/6/5E66B27B-988B-4F50-AF3A-C2FF1E62180F/GRA-T583_WH08.pptx">the original</a> on 2008-12-27<span class="reference-accessdate">. Retrieved <span class="nowrap">2008-12-06</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=WinHEC+2008+GRA-583%3A+Display+Technologies&rft.pub=Microsoft&rft.date=2008-11-06&rft_id=http%3A%2F%2Fdownload.microsoft.com%2Fdownload%2F5%2FE%2F6%2F5E66B27B-988B-4F50-AF3A-C2FF1E62180F%2FGRA-T583_WH08.pptx&rfr_id=info%3Asid%2Fen.wikipedia.org%3AScRGB" 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="http://news.softpedia.com/news/Windows-7-High-Color-Support-98741.shtml">"Windows 7 High Color Support"</a>. Softpedia. 2008-11-26<span class="reference-accessdate">. Retrieved <span class="nowrap">2008-12-06</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Windows+7+High+Color+Support&rft.pub=Softpedia&rft.date=2008-11-26&rft_id=http%3A%2F%2Fnews.softpedia.com%2Fnews%2FWindows-7-High-Color-Support-98741.shtml&rfr_id=info%3Asid%2Fen.wikipedia.org%3AScRGB" 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="CITEREFAnderson2007" class="citation book cs1">Anderson, Chris (April 11, 2007). <a rel="nofollow" class="external text" href="https://dl.acm.org/doi/abs/10.5555/1237896"><i>Essential Windows Presentation Foundation (WPF)</i></a>. Addison-Wesley Professional. p. 227. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-0-321-37447-9" title="Special:BookSources/978-0-321-37447-9"><bdi>978-0-321-37447-9</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Essential+Windows+Presentation+Foundation+%28WPF%29&rft.pages=227&rft.pub=Addison-Wesley+Professional&rft.date=2007-04-11&rft.isbn=978-0-321-37447-9&rft.aulast=Anderson&rft.aufirst=Chris&rft_id=https%3A%2F%2Fdl.acm.org%2Fdoi%2Fabs%2F10.5555%2F1237896&rfr_id=info%3Asid%2Fen.wikipedia.org%3AScRGB" 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=ScRGB&action=edit&section=5" 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://webstore.iec.ch/publication/6171">The standard IEC 61966-2-2</a></li> <li><a rel="nofollow" class="external text" href="http://www.iec.ch/cgi-bin/getcorr.pl?file=iec61966-2-2-cor1{ed1.0}en.pdf">Annex B: Non-linear encoding for scRGB: scRGB-nl</a></li> <li>A <a rel="nofollow" class="external text" href="https://web.archive.org/web/20110725185444/http://www.colour.org/tc8-05/Docs/colorspace/61966-2-2NPa.pdf">working draft</a> of IEC 61966-2-2 is available online.</li> <li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20130626023754/https://www.pcmag.com/article2/0,2817,13769,00.asp">PCMag.com: Defining scRGB</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 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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 class="mw-selflink selflink">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 href="/wiki/RG_color_models" title="RG color models">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" 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