Source Crayola® CSS3 CSS4
#3c3935
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#8b8983
 
#95918c
gray
#808080
grey
#808080
grey
#716e67
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#675240
 
#714b23
raw umber
#556b2f
dark olive green
#556b2f
darkolivegreen