1. An image processing method of detecting a luminosity of a highlight point and a shadow point of an original image, obtaining a hue of said highlight point and said shadow point from plural pixels of said luminosity, and executing a correction process on said original image based on said highlight point, said shadow point and said hue: wherein said correction process executes matching of the color solid axis of said original image with an axis indicating the luminosity, and contrast adjustment on a color component indicating the luminosity of said original image.