Source Crayola® CSS3 CSS4
#5b4c49
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#6e4147
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey
#505654
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#708784
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey