What color is Print, Portrait of Jan Brueghel the Elder, from the Icones Principum Virorum ?

Source Crayola® CSS3 CSS4
#756954
 
#85754e
gold fusion
#696969
dim grey
#696969
dimgrey
#9c9275
 
#9f8170
beaver
#808080
grey
#808080
grey
#544a39
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen