<p>A display system to display an image resulting from an image signal, comprising a color converting part which converts the image signal to change a color distributed in a color area grouped by a plurality of colors and formed as one of a variety of geometric shapes in a color space and the color is changed within the color area. The user interface generator provides one or more user interface components to visually accommodate the color change in the respective color areas without affecting the rest of the image.</p>
