Source Crayola® CSS3 CSS4
#777f89
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#d9d8ca
 
#dbd7d2
timberwolf
#d3d3d3
light gray
#d3d3d3
lightgrey
#5c616e
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#383b4d
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey