Source Crayola® CSS3 CSS4
#d5cec3
 
#cdc5c2
silver
#d3d3d3
light gray
#d3d3d3
lightgrey
#aca79d
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#807b72
 
#757575
sonic silver
#808080
grey
#808080
grey
#55514b
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#302f2b
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey