Source Crayola® CSS3 CSS4
#52454a
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#866a6e
 
#757575
sonic silver
#808080
grey
#808080
grey
#cac59c
 
#e7c697
gold
#d2b48c
tan
#d2b48c
tan
#b0c0b1
 
#b0b7c6
cadet blue
#c0c0c0
silver
#c0c0c0
silver