Source Crayola® CSS3 CSS4
#b3aba0
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#505554
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#a5b3b0
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey