Source Crayola® CSS3 CSS4
#b5b9c9
 
#b0b7c6
cadet blue
#c0c0c0
silver
#c0c0c0
silver
#3a3c4b
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#8a8792
 
#95918c
gray
#778899
light slate grey
#778899
lightslategrey
#51372d
 
#714b23
raw umber
#556b2f
dark olive green
#556b2f
darkolivegreen
#2e2122
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey