What color is Sidewall, Zed ?

Source Crayola® CSS3 CSS4
#9e99a3
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#80737b
 
#757575
sonic silver
#808080
grey
#808080
grey
#0e0690
 
#1a4876
midnight blue
#00008b
dark blue
#00008b
darkblue
#5f5770
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey
#383572
 
#1a4876
midnight blue
#483d8b
dark slate blue
#483d8b
darkslateblue