<?xml version="1.0" encoding="UTF-8"?>

<NamingSystem xmlns="http://hl7.org/fhir">
  <id value="color-names"/>
  <language value="en"/>
  <text>
    <status value="generated"/><div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: NamingSystem color-names</b></p><a name="color-names"> </a><a name="hccolor-names"> </a><h3>Summary</h3><table class="grid"><tr><td>Defining URL</td><td>http://terminology.hl7.org/NamingSystem/color-names</td></tr><tr><td>Version</td><td>20260630</td></tr><tr><td>Name</td><td>ColorNames</td></tr><tr><td>Title</td><td>Color Names</td></tr><tr><td>Status</td><td>active</td></tr><tr><td>Definition</td><td><div><p>This code system represents the named RGB colors found in the <a href="https://www.w3.org/TR/css-color-4/">CSS Color Module Level 4 specification</a>. The names are not case sensitive and different cases are encountered in common use (e.g. AliceBlue vs aliceblue).</p>
</div></td></tr><tr><td>Publisher</td><td>World Wide Web Consortium (W3C)</td></tr><tr><td>Copyright</td><td><div><p>By obtaining and/or copying this work, you (the licensee) agree that you have read, understood, and will comply with the following terms and conditions.</p>
<p>Permission to copy, modify, and distribute this work, with or without modification, for any purpose and without fee or royalty is hereby granted, provided that you include the following on ALL copies of the work or portions thereof, including modifications:</p>
<ul>
<li>The full text of this NOTICE in a location viewable to users of the redistributed or derivative work.</li>
<li>Any pre-existing intellectual property disclaimers, notices, or terms and conditions. If none exist, the <a href="https://www.w3.org/Consortium/Legal/2023/copyright-software-short-notice.html">W3C software and document short notice</a> should be included.</li>
<li>Notice of any changes or modifications, through a copyright statement on the new code or document such as &quot;This software or document includes material copied from or derived from [title and URI of the W3C document]. Copyright © [$year-of-document] <a href="https://www.w3.org/">World Wide Web Consortium</a>. <a href="https://www.w3.org/copyright/software-license-2023/">https://www.w3.org/copyright/software-license-2023/</a>&quot;</li>
</ul>
</div></td></tr></table><h3>Identifiers</h3><table class="grid"><tr><td><b>Type</b></td><td><b>Value</b></td><td><b>Preferred</b></td><td><b>Comment</b></td></tr><tr><td>URI</td><td>http://terminology.hl7.org/CodeSystem/color-names</td><td>true</td><td/></tr><tr><td>OID</td><td>2.16.840.1.113883.4.642.4.2120</td><td>true</td><td/></tr><tr><td>URI</td><td>http://hl7.org/fhir/color-names</td><td/><td>The URI for this code system when it was published as part of the FHIR core specification.</td></tr></table></div>
  </text>
  <url value="http://terminology.hl7.org/NamingSystem/color-names"/>
  <version value="20260630"/>
  <name value="ColorNames"/>
  <title value="Color Names"/>
  <status value="active"/>
  <kind value="codesystem"/>
  <date value="2026-06-08T00:00:00-00:00"/>
  <publisher value="World Wide Web Consortium (W3C)"/>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="https://www.w3.org/"/>
    </telecom>
  </contact>
  <responsible value="World Wide Web Consortium (W3C)"/>
  <description value="This code system represents the named RGB colors found in the [CSS Color Module Level 4 specification](https://www.w3.org/TR/css-color-4/). The names are not case sensitive and different cases are encountered in common use (e.g. AliceBlue vs aliceblue)."/>
  <copyright value="By obtaining and/or copying this work, you (the licensee) agree that you have read, understood, and will comply with the following terms and conditions.&#xD;&#xA;&#xD;&#xA;Permission to copy, modify, and distribute this work, with or without modification, for any purpose and without fee or royalty is hereby granted, provided that you include the following on ALL copies of the work or portions thereof, including modifications:&#xD;&#xA;&#xD;&#xA;* The full text of this NOTICE in a location viewable to users of the redistributed or derivative work.&#xD;&#xA;* Any pre-existing intellectual property disclaimers, notices, or terms and conditions. If none exist, the [W3C software and document short notice](https://www.w3.org/Consortium/Legal/2023/copyright-software-short-notice.html) should be included.&#xD;&#xA;* Notice of any changes or modifications, through a copyright statement on the new code or document such as &quot;This software or document includes material copied from or derived from [title and URI of the W3C document]. Copyright © [$year-of-document] [World Wide Web Consortium](https://www.w3.org/). [https://www.w3.org/copyright/software-license-2023/](https://www.w3.org/copyright/software-license-2023/)&quot;"/>
  <uniqueId>
    <type value="uri"/>
    <value value="http://terminology.hl7.org/CodeSystem/color-names"/>
    <preferred value="true"/>
  </uniqueId>
  <uniqueId>
    <type value="oid"/>
    <value value="2.16.840.1.113883.4.642.4.2120"/>
    <preferred value="true"/>
  </uniqueId>
  <uniqueId>
    <type value="uri"/>
    <value value="http://hl7.org/fhir/color-names"/>
    <comment value="The URI for this code system when it was published as part of the FHIR core specification."/>
  </uniqueId>
</NamingSystem>