What color is Sidewall (USA) ?

Source Crayola® CSS3 CSS4
#2e2f28
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#644b36
 
#714b23
raw umber
#556b2f
dark olive green
#556b2f
darkolivegreen
#947d5c
 
#8a795d
shadow
#808080
grey
#808080
grey
#544e3c
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen