What color is Drawing, Sala del Thorvaldsen, Rome ?

Source Crayola® CSS3 CSS4
#787d8f
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#79695b
 
#85754e
gold fusion
#696969
dim grey
#696969
dimgrey
#93826c
 
#9f8170
beaver
#808080
grey
#808080
grey
#7c3f3c
 
#714b23
raw umber
#a0522d
sienna
#a0522d
sienna
#beb298
 
#deaa88
tumbleweed
#d2b48c
tan
#d2b48c
tan