Source Crayola® CSS3 CSS4
#56443a
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#6e615a
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey
#887c74
 
#757575
sonic silver
#808080
grey
#808080
grey