What color is Drawing, Design for a Mass-Operational House Designed by Hector Guimard, Design for Storage Wall ?

Source Crayola® CSS3 CSS4
#998960
 
#9f8170
beaver
#808080
grey
#808080
grey
#796e50
 
#85754e
gold fusion
#696969
dim grey
#696969
dimgrey
#534b39
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#d6cdb0
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#2c2821
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey