Household Electrical Appliance Control Panel and Method of Manufacturing Such a Control Panel

A household electrical appliance control panel comprising a membrane supported by a backing piece, the membrane comprising blisters defining keys of the control panel, the backing piece comprising openings opposite said blisters designed for receiving a switch, wherein the membrane and the backing piece are respectively made of a first and a second chemically non-metallizable material and wherein the backing piece comprises at least one part not covered by the membrane, onto which a decorative piece made of chemically metallizable material is overmolded, the decorative piece comprising an external surface which is wet metallized by jointly immersing the backing piece, the membrane, and the decorative piece in a bath containing the metal to be deposited on the decorative piece.