1. A user terminal comprising: a camera that takes an image of an object; a display device that displays the object; a color reference data extraction unit that extracts color image data output when the camera takes an image of a color sample as a color reference provided on the object; a color comparison unit that compares the extracted color image data with the color of an original color sample; and a color correction unit that corrects the color of an object displayed on the display device as a result of a comparison by the comparison unit.