Patent ID: 8451287

Claim:
A color conversion apparatus for performing color conversion of an image displayed on a display device in accordance with an output from a pointing device for outputting an input position, the color conversion apparatus comprising: a display device that is configured to display a predetermined display image; input position obtaining processing circuitry for obtaining the input position from the pointing device; hue obtaining processing circuitry for obtaining a hue of the display image corresponding to the input position obtained by the input position obtaining processing circuitry; conversion target range setting processing circuitry for setting a predetermined hue range having the hue obtained by the hue obtaining processing circuitry at a center thereof as a conversion target range; and color conversion processing circuitry for changing at least one of saturation, brightness, and hue with respect to a pixel of the display image which has a hue within the conversion target range, and displaying a resultant image on the display device.