Specifiying Colours in CSS

In Css, colours are given in the following ways

Colour Name
RGB Value -> example: (0, 0, 255)
hexadecimal -> example: #00ff00

some colours and their values

Color	RGB Value	Hexadecimal Value
white	(255, 255, 255)	#ffffff
red	(255, 0, 0)	#ff0000
green	(0, 255, 0)	#00ff00
blue	(0, 0, 255)	#0000ff
yellow	(255, 255, 0)	#ffff00
light green	(144, 238, 144)	#90ee90
dark blue	(0, 0, 139)	#00008b