What color is Button (England) ?

Source Crayola® CSS3 CSS4
#200a97
 
#1a4876
midnight blue
#00008b
dark blue
#00008b
darkblue
#a7a499
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#403f82
 
#58427c
cyber grape
#483d8b
dark slate blue
#483d8b
darkslateblue
#5d5b76
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#8a8a95
 
#95918c
gray
#778899
light slate grey
#778899
lightslategrey