What color is Sidewall (Japan) ?

Source Crayola® CSS3 CSS4
#8a796c
 
#8a795d
shadow
#808080
grey
#808080
grey
#4f5650
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#6e6f67
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey