Source Crayola® CSS3 CSS4
#447460
 
#4a646c
deep space sparkle
#2e8b57
sea green
#2e8b57
seagreen
#8e8782
 
#95918c
gray
#808080
grey
#808080
grey
#74887a
 
#757575
sonic silver
#808080
grey
#808080
grey
#424a41
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey