[css-color-4] RCS hue is a number, like the CSSWG resolution and the RCS into say. w3c#9016

Author: svgeesus

css-color-5/Overview.bs

@@ -1134,10 +1134,10 @@ The grammar of the [=modern color syntax=] ''hsl()'' and ''hsla()'' functions is
 Within a [=relative color=] syntax ''hsl()'' or ''hsla()'' function,
 the allowed [=channel keywords=] are:
 
-* <dfn value for="hsl()">h</dfn> is an <<angle>>
-	that corresponds to the [=origin color's=] HSL hue
+* <dfn value for="hsl()">h</dfn> is a <<number>>
+	that corresponds to the [=origin color's=] HSL hue, in degrees,
 	after <a href="#required-conversion">conversion, if required</a> to sRGB,
-	normalized to a [0, 360] range
+	normalized to a [0, 360] range. 90 is equivalent to 90deg.
 * <dfn value for="hsl()">s</dfn> and <dfn value for="hsl()">l</dfn>
 	are <<number>>s that correspond to the [=origin color's=] 
 	HSL saturation and lightness,
@@ -1172,10 +1172,10 @@ The grammar of the ''hwb()'' function is extended as follows:
 Within a [=relative color=] syntax ''hwb()'' function,
 the allowed [=channel keywords=] are:
 
-* <dfn value for="hwb()">h</dfn> is an <<angle>>
-	that corresponds to the [=origin color's=] HWB hue
+* <dfn value for="hwb()">h</dfn> is a <<number>>
+	that corresponds to the [=origin color's=] HWB hue, in degrees,
 	after <a href="#required-conversion">conversion, if required</a> to sRGB,
-	normalized to a [0, 360] range
+	normalized to a [0, 360] range. 90 is equivalent to 90deg.
 * <dfn value for="hwb()">w</dfn> and <dfn value for="hwb()">b</dfn>
 	are <<number>>s that correspond to the [=origin color's=] HWB whiteness and blackness
 	after <a href="#required-conversion">conversion, if required</a> to sRGB.
@@ -1280,10 +1280,10 @@ the allowed [=channel keywords=] are:
 	that corresponds to the [=origin color's=] LCH chroma
 	after <a href="#required-conversion">conversion, if required</a>, to CIE LCH.
 	150 is equivalent to 100%.
-* <dfn value for="lch()">h</dfn> is an <<angle>>
-	that corresponds to the [=origin color's=] LCH hue,
+* <dfn value for="lch()">h</dfn> is a <<number>>
+	that corresponds to the [=origin color's=] LCH hue, in degrees,
 	after <a href="#required-conversion">conversion, if required</a>, to CIE LCH,
-	normalized to a [0, 360] range.
+	normalized to a [0, 360] range. 90 is equivalent to 90deg.
 * <dfn value for="lch()">alpha</dfn> is a <<number>> that corresponds to the [=origin color's=] alpha transparency
 
 
@@ -1415,9 +1415,9 @@ the allowed [=channel keywords=] are:
 	after <a href="#required-conversion">conversion, if required</a>, to Oklch.
 	0.4 is equivalent to 100%.
 * <dfn value for="oklch()">h</dfn> is an <<angle>>
-	that corresponds to the [=origin color's=] Oklch hue,
+	that corresponds to the [=origin color's=] Oklch hue, in degrees,
 	after <a href="#required-conversion">conversion, if required</a>, to Oklch,
-	normalized to a [0, 360] range.
+	normalized to a [0, 360] range. 90 is equivalent to 90deg.
 * <dfn value for="oklch()">alpha</dfn> is a <<number>> that corresponds to the [=origin color's=] alpha transparency
 
 	Because Oklch is both perceptually uniform and chroma-preserving,