What color is Photograph, Photograph of the Construction of a Mass-operational House Designed by Hector Guimard (No. 8) ?

Source Crayola® CSS3 CSS4
#c6c2ba
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#847e75
 
#757575
sonic silver
#808080
grey
#808080
grey
#645f57
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey
#32302d
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey