Source Crayola® CSS3 CSS4
#7c98b1
 
#979aaa
manatee
#778899
light slate grey
#778899
lightslategrey
#5f7579
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#bfcbd1
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#5e7691
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#4c5a66
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey