The Header Colors are colors in the ballot that you can customize for your event. The default options are shown below. Please note: only the header colors can be changed. The slider bar colors are not editable at this time.
To change to your custom colors, enter the Hex Number or select a color from the box.
Below, the header colors are the default. The Header text color is white (Hex #ffffff), and the Header Background is RocketJudge Blue (Hex #0288d1).