What color is Button ?

Source Crayola® CSS3 CSS4
#665f51
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey
#868072
 
#757575
sonic silver
#808080
grey
#808080
grey
#4a4237
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#ddc653
 
#ffcf48
sunglow
#bdb76b
dark khaki
#bdb76b
darkkhaki