Source Crayola® CSS3 CSS4
#b6b6aa
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey
#4c5251
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#74837a
 
#757575
sonic silver
#808080
grey
#808080
grey
#9c9086
 
#95918c
gray
#808080
grey
#808080
grey