What color is Sketchbook Folio, Unfinished Cliff Study, 1870–85 ?

Source Crayola® CSS3 CSS4
#948573
 
#9f8170
beaver
#808080
grey
#808080
grey
#b5a48d
 
#cd9575
antique brass
#bc8f8f
rosy brown
#bc8f8f
rosybrown
#665c50
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey