Source Crayola® CSS3 CSS4
#6e5240
 
#714b23
raw umber
#556b2f
dark olive green
#556b2f
darkolivegreen
#977d6b
 
#9f8170
beaver
#808080
grey
#808080
grey
#422f29
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey