Source Crayola® CSS3 CSS4
#241d24
 
#000000
black
#000000
black
#000000
black
#4b474e
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#8e99a3
 
#979aaa
manatee
#778899
light slate grey
#778899
lightslategrey
#b5c6c5
 
#b0b7c6
cadet blue
#c0c0c0
silver
#c0c0c0
silver