[css-color-6][editorial] Fix w3c#8458

Author: svgeesus

css-color-6/Overview.bs

@@ -6,15 +6,15 @@ Status: ED
 Prepare for TR: no
 Warning: Not Ready
 Group: csswg
-TR: https://www.w3.org/TR/css-color-5/
-ED: https://drafts.csswg.org/css-color-5/
+TR: https://www.w3.org/TR/css-color-6/
+ED: https://drafts.csswg.org/css-color-6/
 Work Status: exploring
 !Delta Spec: yes
 Editor: Chris Lilley, W3C, https://svgees.us/, w3cid 1438
 Editor: Una Kravets, Google, https://una.im, w3cid 115525
 Editor: Lea Verou, Invited Expert, http://lea.verou.me/about, w3cid 52258
 Editor: Adam Argyle, Google, https://nerdy.dev, w3cid 112669
-Abstract: This module extends CSS Color [[css-color-5]] to add contrast calculation.
+Abstract: This module extends CSS Color [[css-color-5]] to add automatic selection of contrasting colors.
 Repository: w3c/csswg-drafts
 Inline Github Issues: false
 </pre>
@@ -284,11 +284,11 @@ Contrasting Semi-transparent Colors</h4>
 		to find an opaque background color.
 
 		<div class="issue">
-		<a href="https://github.com/w3c/csswg-drafts/issues/7358">#7358</a> Find a good opaque canvas color for this computation.
-		Candidates are:
-		- the foreground color with alpha = 1
-		- the ''canvas'' system color
-		- some other color calculated to minimize the contrast for the algorithm used
+			<a href="https://github.com/w3c/csswg-drafts/issues/7358">#7358</a> Find a good opaque canvas color for this computation.
+			Candidates are:
+			- the foreground color with alpha = 1
+			- the ''canvas'' system color
+			- some other color calculated to minimize the contrast for the algorithm used
 		</div>
 
 	2. The foreground color is then blended over this opaque background color