Source Crayola® CSS3 CSS4
#cccdb9
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#6e809a
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#546689
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#8f9aa7
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey