A display panel comprising: an upper display substrate comprising first, second and third pixel regions (PXA-R, PXA-G, and PXA-B), and a light shielding region (NPXA) in a periphery of the first, second and third pixel regions (PXA-R, PXA-G, and PXA-B); and a lower display substrate comprising first, second and third display elements (OLED) respectively corresponding to the first, second and third pixel regions (PXA-R, PXA-G, and PXA-B), wherein the upper display substrate comprises: a base substrate; a light shielding pattern disposed on a bottom surface of the base substrate, overlapped with the light shielding region (NPXA), and comprising first, second and third opening parts (BM-OP) defined therein which respectively correspond to the first, second and third pixel regions (PXA-R, PXA-G, and PXA-B); first, second and third color filters (CF-R, CF-G, CF-B) disposed on the bottom surface of the base substrate and respectively overlapped with the first, second and third pixel regions (PXA-R, PXA-G, and PXA-B); a partition wall disposed on a lower side of the first, second and third color filters (CF-R, CF-G, CF-B), overlapped with the light shielding region (NPXA), and comprising first, second and third partition wall opening parts (OP-R, OP-G, OP-B) defined therein which respectively correspond to the first, second and third pixel regions (PXA-R, PXA-G, and PXA-B); and first, second and third color control layers (CCF-R, CCF-G, CCF-B) respectively disposed in the first, second and third partition wall opening parts (OP-R, OP-G, OP-B), wherein the partition wall comprises a first layer and a second layer directly disposed on a lower side of the first layer and having an optical density greater than that of the first layer, a part of the second layer protrudes downwards from the first, second and third color control layers (CCF-R, CCF-G, CCF-B) in a cross sectional view, characterised in that each of the first layer and the second layer includes a base resin and in that the second layer has a larger absorbance than the first layer. an upper display substrate comprising first, second and third pixel regions (PXA-R, PXA-G, and PXA-B), and a light shielding region (NPXA) in a periphery of the first, second and third pixel regions (PXA-R, PXA-G, and PXA-B); and a lower display substrate comprising first, second and third display elements (OLED) respectively corresponding to the first, second and third pixel regions (PXA-R, PXA-G, and PXA-B), wherein the upper display substrate comprises: a base substrate; a light shielding pattern disposed on a bottom surface of the base substrate, overlapped with the light shielding region (NPXA), and comprising first, second and third opening parts (BM-OP) defined therein which respectively correspond to the first, second and third pixel regions (PXA-R, PXA-G, and PXA-B); first, second and third color filters (CF-R, CF-G, CF-B) disposed on the bottom surface of the base substrate and respectively overlapped with the first, second and third pixel regions (PXA-R, PXA-G, and PXA-B); a partition wall disposed on a lower side of the first, second and third color filters (CF-R, CF-G, CF-B), overlapped with the light shielding region (NPXA), and comprising first, second and third partition wall opening parts (OP-R, OP-G, OP-B) defined therein which respectively correspond to the first, second and third pixel regions (PXA-R, PXA-G, and PXA-B); and first, second and third color control layers (CCF-R, CCF-G, CCF-B) respectively disposed in the first, second and third partition wall opening parts (OP-R, OP-G, OP-B), wherein the partition wall comprises a first layer and a second layer directly disposed on a lower side of the first layer and having an optical density greater than that of the first layer, a part of the second layer protrudes downwards from the first, second and third color control layers (CCF-R, CCF-G, CCF-B) in a cross sectional view, characterised in that each of the first layer and the second layer includes a base resin and in that the second layer has a larger absorbance than the first layer. a base substrate; a light shielding pattern disposed on a bottom surface of the base substrate, overlapped with the light shielding region (NPXA), and comprising first, second and third opening parts (BM-OP) defined therein which respectively correspond to the first, second and third pixel regions (PXA-R, PXA-G, and PXA-B); first, second and third color filters (CF-R, CF-G, CF-B) disposed on the bottom surface of the base substrate and respectively overlapped with the first, second and third pixel regions (PXA-R, PXA-G, and PXA-B); a partition wall disposed on a lower side of the first, second and third color filters (CF-R, CF-G, CF-B), overlapped with the light shielding region (NPXA), and comprising first, second and third partition wall opening parts (OP-R, OP-G, OP-B) defined therein which respectively correspond to the first, second and third pixel regions (PXA-R, PXA-G, and PXA-B); and first, second and third color control layers (CCF-R, CCF-G, CCF-B) respectively disposed in the first, second and third partition wall opening parts (OP-R, OP-G, OP-B), wherein the partition wall comprises a first layer and a second layer directly disposed on a lower side of the first layer and having an optical density greater than that of the first layer, a part of the second layer protrudes downwards from the first, second and third color control layers (CCF-R, CCF-G, CCF-B) in a cross sectional view, characterised in that each of the first layer and the second layer includes a base resin and in that the second layer has a larger absorbance than the first layer.