1. An image processing method comprising: receiving an image comprising a plurality of pixels; compensating a color temperature of at least one pixel of the image according to a color of the at least one pixel; and outputting the image according to a result of the compensating, wherein the compensating comprises: measuring a color temperature of the at least one pixel; and applying a color temperature compensation value to the at least one pixel based on the measured color temperature and the color of the at least one pixel.