Source Crayola® CSS3 CSS4
#403e3a
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#c6cabf
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#615c59
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey
#827f79
 
#757575
sonic silver
#808080
grey
#808080
grey
#70a786
 
#6dae81
forest green
#5f9ea0
cadet blue
#5f9ea0
cadetblue