Source Crayola® CSS3 CSS4
#51634f
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#727662
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#39422e
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#202215
 
#000000
black
#000000
black
#000000
black