Source Crayola® CSS3 CSS4
#cdcaba
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#7f7a76
 
#757575
sonic silver
#808080
grey
#808080
grey
#3a3632
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey