What color is Button (France), late 18th century ?

Source Crayola® CSS3 CSS4
#9c8c6c
 
#9f8170
beaver
#808080
grey
#808080
grey
#31200d
 
#000000
black
#000000
black
#000000
black
#72664a
 
#85754e
gold fusion
#696969
dim grey
#696969
dimgrey
#50452d
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#5a4740
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen