Source Crayola® CSS3 CSS4
#2f2d33
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#b5b6c5
 
#b0b7c6
cadet blue
#c0c0c0
silver
#c0c0c0
silver
#5b5a66
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#81818e
 
#95918c
gray
#808080
grey
#808080
grey