Source Crayola® CSS3 CSS4
#678d61
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#414842
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#818c80
 
#95918c
gray
#808080
grey
#808080
grey
#4f684e
 
#4a646c
deep space sparkle
#556b2f
dark olive green
#556b2f
darkolivegreen
#233220
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey