What color is Panel (USA) ?

Source Crayola® CSS3 CSS4
#a7a79e
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#615447
 
#6e5160
eggplant
#556b2f
dark olive green
#556b2f
darkolivegreen
#837e74
 
#757575
sonic silver
#808080
grey
#808080
grey