An endoscopic apparatus according to the invention has an illumination unit capable of emitting to a subject in a living body first narrow band light having a wavelength band in a blue region and second narrow band light having a wavelength band in a green region, an image pickup unit which picks up a first subject image when the subject in the living body is illuminated with the first narrow band light, and picks up a second subject image when the subject in the living body is illuminated with the second narrow band light, a storage unit which stores the first subject image as a green component and a blue component, and stores the second subject image as a red component and a blue component, and a color tone conversion unit which performs predetermined color conversion processing on the red component, the green component and the blue component, to form an image of a predetermined object as an image having a predetermined first color other than red.
