Disclosed is a cover for an electronic device and includes a transparent substrate including a first surface and a second surface opposite to the first surface, a pattern layer having a first color and formed on a first area and a second area of the second surface of the transparent substrate, the pattern layer including one or more holes formed in a portion of the pattern layer corresponding to the second area, a light reflection layer formed beneath the pattern layer and including a reflecting surface facing the pattern layer, and a color layer having a second color different than the first color, the color layer being formed between the pattern layer and the light reflection layer, wherein the reflecting surface is formed such that light reflected on the reflecting surface passes through the color layer and at least a portion of the one or more holes.