An image color retention method includes displaying a first preview image on a preview interface, where an image of a first region in the first preview image is displayed in color, and an image of a second region in the first preview image is an image obtained after processing is performed according to a target processing mode, determining a second individual object as a target object in response to a first operation of a user, and displaying a second preview image on the preview interface, where an image of a third region in the second preview image is displayed in color, and an image of a fourth region in the second preview image is an image obtained after processing is performed according to the target processing mode.