Source Crayola® CSS3 CSS4
#4b5657
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#a8a696
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#86877d
 
#95918c
gray
#808080
grey
#808080
grey