What color is Library Steps (USA) ?

Source Crayola® CSS3 CSS4
#51382c
 
#714b23
raw umber
#556b2f
dark olive green
#556b2f
darkolivegreen
#785d51
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey
#817c7a
 
#757575
sonic silver
#808080
grey
#808080
grey