Source Crayola® CSS3 CSS4
#27170e
 
#000000
black
#000000
black
#000000
black
#514333
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#7c756f
 
#757575
sonic silver
#808080
grey
#808080
grey