Source Crayola® CSS3 CSS4
#4f5f62
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#685e5b
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey
#6e8487
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey