What color is Print, Plan and Elevation for Cornaro Chapel, San Lorenzo Basilica ?

Source Crayola® CSS3 CSS4
#d6ccb5
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#818374
 
#757575
sonic silver
#808080
grey
#808080
grey
#a3a18f
 
#95918c
gray
#a9a9a9
dark gray
#a9a9a9
darkgrey
#54564e
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen