Source Crayola® CSS3 CSS4
#6c5e3f
 
#714b23
raw umber
#556b2f
dark olive green
#556b2f
darkolivegreen
#3c311a
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#b7c2b5
 
#b0b7c6
cadet blue
#c0c0c0
silver
#c0c0c0
silver
#867e6b
 
#8a795d
shadow
#808080
grey
#808080
grey