Source Crayola® CSS3 CSS4
#817a76
 
#757575
sonic silver
#808080
grey
#808080
grey
#574b46
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#c2bfb0
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver