Source Crayola® CSS3 CSS4
#bcb49e
 
#deaa88
tumbleweed
#a9a9a9
dark gray
#a9a9a9
darkgrey
#807b6b
 
#757575
sonic silver
#808080
grey
#808080
grey
#545043
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen