Source Crayola® CSS3 CSS4
#5f6773
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#a9adc0
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey
#353440
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#aba3a2
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#8c959d
 
#979aaa
manatee
#778899
light slate grey
#778899
lightslategrey