What color is Print, Design for Ceiling, from "Quarts de Plafons", ca. 1660 ?

Source Crayola® CSS3 CSS4
#cfcbb8
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#838274
 
#757575
sonic silver
#808080
grey
#808080
grey
#a7a395
 
#95918c
gray
#a9a9a9
dark gray
#a9a9a9
darkgrey
#4b4c44
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#68685c
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey