What color is Drawing, Detail of a Design for a Wall Painting, 16th–19th century ?

Source Crayola® CSS3 CSS4
#757368
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#474943
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey