A display device may include: a display unit including: a display area having a plurality of pixels to display an image; and a non-display area surrounding the display area; and a frame covering at least a portion of the non-display area, the frame having a rounded outer corner and an inner corner, wherein the plurality of pixels includes a first pixel disposed between the inner corner and a curved line or under the curved line, and wherein the display device is configured to operate the first pixel to constantly generate a first color while the image is displayed.