http://www.w3.org/TR/css3-color/#hsl-examples
HSL
color: hsl([hue], [saturation], [light]);
Use: color: hsl(60, 100%, 100%);
This is the list of Hues, its twelve sections of the color wheel
- 0 = Reds
- 30 = Red-Yellow
- 60 = Yellow
- 90 = yellow green
- 120 = greens
- 150 = green-cyan
- 180 = cyan
- 210 = cyan-blues
- 240 = blues
- 270 = blue-magentas
- 300 = magentas
- 330 = magenta-reds
Alpha channel
add the “a” to include a alpha channel
color: hsla([hue], [saturation], [light], [alpha]);
Use: color: hsla(60, 100%, 100%, 0.7));
color: rgba(100%, 50%, 0%, 0.1) } /* very transparent solid orange */






