Source Crayola® CSS3 CSS4
#afa9a0
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#776c60
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#574b40
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#342a22
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey