Source Crayola® CSS3 CSS4
#584b4a
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#8a7e7e
 
#757575
sonic silver
#808080
grey
#808080
grey
#beb9a7
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#606a78
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey