What color is Sidewall (USA) ?

Source Crayola® CSS3 CSS4
#a99a75
 
#9f8170
beaver
#bc8f8f
rosy brown
#bc8f8f
rosybrown
#8e9889
 
#95918c
gray
#808080
grey
#808080
grey
#4c4a3f
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#7e7c6b
 
#757575
sonic silver
#808080
grey
#808080
grey
#ad7a77
 
#9f8170
beaver
#bc8f8f
rosy brown
#bc8f8f
rosybrown