What color is Drawing, Original Drawing, Cahier VII, plate 3 ?

Source Crayola® CSS3 CSS4
#a09e90
 
#95918c
gray
#a9a9a9
dark gray
#a9a9a9
darkgrey
#7e7b6e
 
#757575
sonic silver
#808080
grey
#808080
grey
#56554a
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#2f2f29
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey