What color is Button ?

Source Crayola® CSS3 CSS4
#716f64
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#4b5a53
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#728375
 
#757575
sonic silver
#808080
grey
#808080
grey
#563a35
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#ecfdcc
 
#eceabe
spring green
#fafad2
light goldenrod yellow
#fafad2
lightgoldenrodyellow