What color is Button ?

Source Crayola® CSS3 CSS4
#878476
 
#757575
sonic silver
#808080
grey
#808080
grey
#25291e
 
#000000
black
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#5d5d53
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey