Source Crayola® CSS3 CSS4
#7b737a
 
#757575
sonic silver
#808080
grey
#808080
grey
#5e6375
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#72555c
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey
#5d3137
 
#714b23
raw umber
#556b2f
dark olive green
#556b2f
darkolivegreen
#423b3c
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey