[css-color-5] explain why first example is wrong

Author: svgeesus

css-color-5/Overview.bs

@@ -95,6 +95,15 @@ Mixing colors: the ''color-mix'' function {#colormix}
 	  * mixed result is lch(77.14585 81.95 37.192)
 	  * which results in a lighter red, like a Salmon color
 
+	  <!-- this is out of gamut, so unsuitable as a first example
+salmon =[77.14585, 81.95, 37.192]
+Array(3) [ 77.14585, 81.95, 37.192 ]
+
+salmon_sRGB=LCH_to_sRGB(salmon)
+Array(3) [ 1.2120451417178173, 0.5158157138581139, 0.40505102735813037 ]
+notice the 1.21 (121%)
+	-->
+
 	<!-- showing out of gamut colors next -->
 
 </div>
@@ -117,7 +126,7 @@ Mixing colors: the ''color-mix'' function {#colormix}
 	  * mixed result is lch(84.6125 106.8390 40.8526)
 	  * which is a very light red (and outside the gamut of sRGB: rgb(140.4967% 51.2654% 32.6891%))
 
-	<!-- Maybe the first example should reslve to an in-gamut color; show out of gamut colors later? -->
+	<!-- Maybe the first example should resolve to an in-gamut color; show out of gamut colors later? -->
 </div>
 
 <img src="images/mix_red_yellow_lightness30.png" alt="Result of mix-color(red, yellow, lightness(30%)" />