What color is Button, 1851–1970 ?

Source Crayola® CSS3 CSS4
#a58d68
 
#9f8170
beaver
#bc8f8f
rosy brown
#bc8f8f
rosybrown
#36312d
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#706b5f
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#685138
 
#714b23
raw umber
#556b2f
dark olive green
#556b2f
darkolivegreen