A button assembly configured to be illuminated is provided. The button assembly includes a movable button having a viewing surface and a back side. The button has portions defining a window in the viewing surface. A flexible light conductor is disposed on the back side of the button. The flexible light conductor has an inlet end configured to receive light, and the flexible light conductor has a light-emitting portion disposed adjacent to the window. The flexible light conductor is configured to conduct light from the inlet end to the light-emitting portion. The light-emitting portion is configured to emit light so that the light is visible through the window.