Source Crayola® CSS3 CSS4
#0b1f1f
 
#000000
black
#000000
black
#000000
black
#31424b
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#cfdfe9
 
#c5d0e6
periwinkle
#dcdcdc
gainsboro
#dcdcdc
gainsboro
#a3b5c4
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey
#546772
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey