Source Crayola® CSS3 CSS4
#575c2f
 
#714b23
raw umber
#556b2f
dark olive green
#556b2f
darkolivegreen
#3a3d25
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#457355
 
#4a646c
deep space sparkle
#2e8b57
sea green
#2e8b57
seagreen
#8ba567
 
#87a96b
asparagus
#808080
grey
#808080
grey
#5f9684
 
#6dae81
forest green
#5f9ea0
cadet blue
#5f9ea0
cadetblue