What color is Drawing, Design for a Mass-Operational House Designed by Hector Guimard, Construction Directions for Supports ?

Source Crayola® CSS3 CSS4
#9b895e
 
#9f8170
beaver
#808080
grey
#808080
grey
#706347
 
#85754e
gold fusion
#696969
dim grey
#696969
dimgrey
#cfcbb5
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#40392d
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey