Source Crayola® CSS3 CSS4
#2a241a
 
#000000
black
#000000
black
#000000
black
#4e4739
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#7f7a6d
 
#757575
sonic silver
#808080
grey
#808080
grey