Source Crayola® CSS3 CSS4
#2a292f
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#babdcb
 
#b0b7c6
cadet blue
#c0c0c0
silver
#c0c0c0
silver
#7f808a
 
#757575
sonic silver
#808080
grey
#808080
grey
#55575e
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey