Source Crayola® CSS3 CSS4
#89a7ad
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#2e2d28
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#627981
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#b1cdce
 
#b0b7c6
cadet blue
#b0c4de
light steel blue
#b0c4de
lightsteelblue
#4c5757
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey