Source Crayola® CSS3 CSS4
#31302b
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#aaa7a0
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#8b7d67
 
#8a795d
shadow
#808080
grey
#808080
grey
#544b3f
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen