Source Crayola® CSS3 CSS4
#8b8979
 
#95918c
gray
#808080
grey
#808080
grey
#54564b
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#b2b1a2
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey