What color is Drawing, Design for Allegory of Divine Wisdom, Reception Room, Palazzo Barberini, Rome, Italy ?

Source Crayola® CSS3 CSS4
#b9986e
 
#cd9575
antique brass
#bdb76b
dark khaki
#bdb76b
darkkhaki
#957d5f
 
#8a795d
shadow
#808080
grey
#808080
grey
#6c5a46
 
#6e5160
eggplant
#556b2f
dark olive green
#556b2f
darkolivegreen