Source Crayola® CSS3 CSS4
#64758d
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#17192a
 
#000000
black
#000000
black
#000000
black
#3a3f52
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#5d5d68
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#8a8d9a
 
#95918c
gray
#778899
light slate grey
#778899
lightslategrey