Source Crayola® CSS3 CSS4
#2c1b12
 
#000000
black
#000000
black
#000000
black
#54504d
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#76716c
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#67563e
 
#714b23
raw umber
#556b2f
dark olive green
#556b2f
darkolivegreen