Source Crayola® CSS3 CSS4
#9da3aa
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#4c526e
 
#4a646c
deep space sparkle
#483d8b
dark slate blue
#483d8b
darkslateblue
#666e8b
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#7a7f87
 
#757575
sonic silver
#808080
grey
#808080
grey
#b1b4a7
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey