What color is Rank Badge (China), mid- 19th century ?

Source Crayola® CSS3 CSS4
#302c30
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#d5cfb8
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#333f5e
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#5d778e
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#cda55f
 
#cd9575
antique brass
#bdb76b
dark khaki
#bdb76b
darkkhaki