Source Crayola® CSS3 CSS4
#664a32
 
#714b23
raw umber
#556b2f
dark olive green
#556b2f
darkolivegreen
#2b1e16
 
#000000
black
#000000
black
#000000
black
#58544d
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#7e7a73
 
#757575
sonic silver
#808080
grey
#808080
grey