Mango
red	orange	yellow	green
#FF0000	#FFAA00	FFFF00	#00FF00
rgb(255,0,0)	rgb(255,170,0)	rgb(255,255,0)	rgb(0,255,0)
hsl(0,100%,50%)	hsl(40,100%,50%)	hsl(60,100%,50%)	hsl(120,100%,50%)