Source Crayola® CSS3 CSS4
#5c4c47
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#7a6d64
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#918779
 
#9f8170
beaver
#808080
grey
#808080
grey
#432f30
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey