Source Crayola® CSS3 CSS4
#cbc7bb
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#a4a397
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#545349
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#7a796e
 
#757575
sonic silver
#808080
grey
#808080
grey