Source Crayola® CSS3 CSS4
#b4b7be
 
#b0b7c6
cadet blue
#c0c0c0
silver
#c0c0c0
silver
#c6c4b8
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#879f99
 
#95918c
gray
#778899
light slate grey
#778899
lightslategrey
#818eb2
 
#979aaa
manatee
#778899
light slate grey
#778899
lightslategrey
#6f7785
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey