[css-color-4] Refer to UA-defined limit for large and infinite values of color components #10507

Author: svgeesus

css-color-4/Overview.bs

@@ -5982,6 +5982,11 @@ Resolving Lab and LCH values</h3>
 			<pre class="lang-css"><span class="swatch" style="--color: rgb(77.61% 36.34% 2.45%)"></span> lch(52.2345% 72.2 56.2)</pre>
 		</div>
 
+		Although the values of a, b and C 
+		are theoretically unbounded,
+		there may be an
+		[=implementation-defined limit for values approaching infinity=].
+
 		<wpt>
 			parsing/color-computed-lab.html
 		</wpt>
@@ -6005,6 +6010,11 @@ Resolving Oklab and OkLCh values</h3>
 			<pre class="lang-css"><span class="swatch" style="--color: rgb(50.2% 0.7% 49.9%)"></span> oklch(42.1% 0.192 328.6)</pre>
 		</div>
 
+		Although the values of a, b and C 
+		are theoretically unbounded,
+		there may be an
+		[=implementation-defined limit for values approaching infinity=].
+
 		<wpt>
 			parsing/color-computed-lab.html
 		</wpt>
@@ -6037,6 +6047,11 @@ Resolving values of the ''color()'' function</h3>
 			<pre class="lang-css"><span class="swatch" style="--color: rgb(95.1% 53.3% 33%)"></span> color(xyz-d65 0.472 0.372 0.131)</pre>
 		</div>
 
+		Although the values of r, g, b, x, y and z 
+		are theoretically unbounded,
+		there may be an
+		[=implementation-defined limit for values approaching infinity=].
+
 		<wpt>
 			parsing/color-computed-color-function.html
 		</wpt>