Source Crayola® CSS3 CSS4
#6d613e
 
#714b23
raw umber
#556b2f
dark olive green
#556b2f
darkolivegreen
#9d8859
 
#9f8170
beaver
#808080
grey
#808080
grey
#474230
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#7c806e
 
#757575
sonic silver
#808080
grey
#808080
grey
#c7c5bd
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver