What color is Print, Repose, from "Etchings of Pictures in the Metropolitan Museum, New York" ?

Source Crayola® CSS3 CSS4
#54534f
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#848077
 
#757575
sonic silver
#808080
grey
#808080
grey
#a7a195
 
#95918c
gray
#a9a9a9
dark gray
#a9a9a9
darkgrey