Source Crayola® CSS3 CSS4
#2d3738
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#291f1e
 
#000000
black
#000000
black
#000000
black
#585c5e
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey