Source Crayola® CSS3 CSS4
#616a6e
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#454a4b
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#d9dac9
 
#dbd7d2
timberwolf
#d3d3d3
light gray
#d3d3d3
lightgrey
#82949f
 
#979aaa
manatee
#778899
light slate grey
#778899
lightslategrey