What color is Button ?

Source Crayola® CSS3 CSS4
#707068
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#6a90a5
 
#6699cc
blue gray
#5f9ea0
cadet blue
#5f9ea0
cadetblue
#325c73
 
#4a646c
deep space sparkle
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#515d5d
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#4d433d
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey