What color is Drawing, The Apothesis of Hercules, Palazzo Gessi, Faenza, 1813 ?

Source Crayola® CSS3 CSS4
#a0a092
 
#95918c
gray
#a9a9a9
dark gray
#a9a9a9
darkgrey
#6e6a5d
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey
#514d44
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey