What color is Sidewall (possibly France) ?

Source Crayola® CSS3 CSS4
#a5a298
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#c9c3aa
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#7e7b72
 
#757575
sonic silver
#808080
grey
#808080
grey