What color is Button ?

Source Crayola® CSS3 CSS4
#3b3141
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#978b84
 
#95918c
gray
#808080
grey
#808080
grey
#5a4e57
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey
#796b6c
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey