CSS Colours-Text – CSS Tutorials
Colours:
CSS brings 16,777,216 colours to your disposal. They can take the form of a name, an rgb (red/green/blue) value or a hex code.
red
Is the same as
rgb(255,0,0)
Which is the same as
rgb(100%,0%,0%)
Which is the same as
#ff0000
Which is the same as
#f00
There are 17 valid predefined colour names. They are aqua, black, blue, fuchsia, gray, green, lime, maroon, navy, [...]

