What color is Button ?

Source Crayola® CSS3 CSS4
#a7a49c
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#524d48
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#868279
 
#757575
sonic silver
#808080
grey
#808080
grey
#312b27
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey