What color is Tile Wall Facing (Netherlands), ca. 1725 ?

Source Crayola® CSS3 CSS4
#9e9c96
 
#95918c
gray
#a9a9a9
dark gray
#a9a9a9
darkgrey
#9f887f
 
#9f8170
beaver
#808080
grey
#808080
grey
#7f6562
 
#8a795d
shadow
#696969
dim grey
#696969
dimgrey
#604745
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen