Source Crayola® CSS3 CSS4
#7f796c
 
#757575
sonic silver
#808080
grey
#808080
grey
#d0c8b2
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#5a534a
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen