Source Crayola® CSS3 CSS4
#a2a0aa
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#463e45
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#5c574c
 
#6e5160
eggplant
#556b2f
dark olive green
#556b2f
darkolivegreen
#445571
 
#4a646c
deep space sparkle
#483d8b
dark slate blue
#483d8b
darkslateblue
#787b86
 
#757575
sonic silver
#808080
grey
#808080
grey