What color is Button ?

Source Crayola® CSS3 CSS4
#564e44
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#868279
 
#757575
sonic silver
#808080
grey
#808080
grey
#cfc1a4
 
#e7c697
gold
#d2b48c
tan
#d2b48c
tan
#33291f
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey