What color is Keyhole Escutcheon, ca. 1680 ?

Source Crayola® CSS3 CSS4
#2b2621
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#5f5443
 
#6e5160
eggplant
#556b2f
dark olive green
#556b2f
darkolivegreen
#9a948e
 
#95918c
gray
#bc8f8f
rosy brown
#bc8f8f
rosybrown