A display device is provided. The display device includes a first conductor; a first insulating layer covering the first conductor; and a first semiconductor layer and a second conductor, both disposed on the first insulating layer, wherein the first conductor includes a gate line, a gate electrode connected to the gate line, and a storage line separated from the gate line, wherein the first semiconductor layer includes a channel region overlapping the gate electrode and a first antireflective pattern overlapping the storage line, and wherein the second conductor includes a data line, a source electrode at least partially disposed on the channel region and connected to the data line, and a drain electrode at least partially disposed on the channel region and separated from the source electrode.