What color is Sidewall (USA) ?

Source Crayola® CSS3 CSS4
#525c54
 
#414a4c
outer space
#696969
dim grey
#696969
dimgrey
#24312f
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#808070
 
#757575
sonic silver
#808080
grey
#808080
grey
#bedfca
 
#aaf0d1
magic mint
#d3d3d3
light gray
#d3d3d3
lightgrey
#ada98d
 
#95918c
gray
#a9a9a9
dark gray
#a9a9a9
darkgrey