[css-color-4] For color comparisons in Oklab, standardized ε to be 0.00001 #13157

Author: svgeesus

css-color-4/Overview.bs

@@ -4836,7 +4836,7 @@ Comparing <<color>> Values</h2>
 			then return true if and only if
 			all components (including alpha) of the converted colors
 			compare as equal,
-			using an implementation-defined ε as in step 2.
+			using a standardized Oklab ε of <strong>0.00001</strong>.
 		</li>
 	</ol>
 
@@ -7986,7 +7986,10 @@ Changes</h2>
 	<a href="https://www.w3.org/TR/2025/CRD-css-color-4-20250424/">Candidate Recommendation Draft of 24 April 2025</a></h3>
 
 <ul>
-	<!-- to 14 April 2026 -->
+	<!-- to 27 April 2026 -->
+	<li>For color comparisons in Oklab, standardized ε to be <strong>0.00001</strong>
+		(<a href="https://github.com/w3c/csswg-drafts/issues/13157#issuecomment-4329625711">Issue 13157</a>)
+	</li>
 	<li>Added a new section defining when two <<color>> values are [=equivalent colors=],
 		covering same-color-space component comparison, the treatment of [=missing component=]s,
 		and cross-color-space comparison via ''oklab''.