Source Crayola® CSS3 CSS4
#6b5b35
 
#714b23
raw umber
#556b2f
dark olive green
#556b2f
darkolivegreen
#3e301a
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#aba69c
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#8d7e57
 
#8a795d
shadow
#808080
grey
#808080
grey