What color is Drawing, Grotto in the Boboli Gardens, Florence ?

Source Crayola® CSS3 CSS4
#c7c3a6
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#76715c
 
#85754e
gold fusion
#696969
dim grey
#696969
dimgrey
#a2926e
 
#9f8170
beaver
#bc8f8f
rosy brown
#bc8f8f
rosybrown
#54594c
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen