The invention provides a display screen, a display device and a mobile terminal. The display screen comprises a display part, the display part comprises a color filter layer facing a user, a liquid crystal layer which is laminated on one side of the color filter layer and departing from the user, and a thin film transistor layer which is laminated on the liquid crystal layer and departs from the color filter layer. The color filter layer is provided with a through hole, the thin film transistor layer is provided with a mounting zone facing the through hole, and the mounting zone is used for mounting a camera module. The color filter layer is provided with the through hole, the thin film transistor layer is provided with the mounting zone facing the through hole, and the mounting zone is provided with the camera module, the camera module obtains light of a subject through the through hole, the color filter layer can be prevented from affecting shooting of the camera module, and the user experience is improved.