What color is Drawing, Study for "Hunger on Wheels" ?

Source Crayola® CSS3 CSS4
#a07c2e
 
#9c7c38
metallic sunburst
#a0522d
sienna
#a0522d
sienna
#646b8d
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#bab388
 
#bab86c
olive green
#d2b48c
tan
#d2b48c
tan
#42393a
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey