A display device, comprising: a substrate; a first electroluminescent element; and a second electroluminescent element, disposed next to the first electroluminescent element, the first electroluminescent element including: a lower electrode; a light-emitting layer; an upper electrode; and a first color filter, disposed in that order from the substrate, the second electroluminescent element including: a lower electrode; a light-emitting layer; an upper electrode; and a second color filter, disposed in that order from the substrate, an insulating layer arranged to cover an end portion of each of the lower electrodes, wherein the light-emitting region of the first electroluminescent element is a region of the lower electrode of the first electroluminescent element, the region of the lower electrode not being covered by the insulating layer, the display device including an overlapping region where the first color filter and the second color filter overlap each other in a plan view of the display device when viewed in a direction perpendicular to a main surface of the substrate, wherein light transmitted through the first color filter has a higher luminosity factor than light transmitted through the second color filter, wherein the insulating layer includes an inclined portion having an inclination with respect to the substrate, and wherein the overlapping region is above the inclined portion in the plan view, the device being characterized in that L 2 > L 1 wherein L2 is the distance between an end portion of a light-emitting region of the second electroluminescent element adjacent to the first color filter and an end portion of the second color filter adjacent to the first electroluminescent element, and L1 is the distance between an end portion of a light-emitting region of the first electroluminescent element adjacent to the second color filter and an end portion of the first color filter adjacent to the second electroluminescent element. a substrate; a first electroluminescent element; and a second electroluminescent element, disposed next to the first electroluminescent element, the first electroluminescent element including: a lower electrode; a light-emitting layer; an upper electrode; and a first color filter, disposed in that order from the substrate, a lower electrode; a light-emitting layer; an upper electrode; and a first color filter, disposed in that order from the substrate, the second electroluminescent element including: a lower electrode; a light-emitting layer; an upper electrode; and a second color filter, disposed in that order from the substrate, a lower electrode; a light-emitting layer; an upper electrode; and a second color filter, disposed in that order from the substrate, an insulating layer arranged to cover an end portion of each of the lower electrodes, wherein the light-emitting region of the first electroluminescent element is a region of the lower electrode of the first electroluminescent element, the region of the lower electrode not being covered by the insulating layer, the display device including an overlapping region where the first color filter and the second color filter overlap each other in a plan view of the display device when viewed in a direction perpendicular to a main surface of the substrate, wherein light transmitted through the first color filter has a higher luminosity factor than light transmitted through the second color filter, wherein the insulating layer includes an inclined portion having an inclination with respect to the substrate, and wherein the overlapping region is above the inclined portion in the plan view, the device being characterized in that L 2 > L 1 wherein L2 is the distance between an end portion of a light-emitting region of the second electroluminescent element adjacent to the first color filter and an end portion of the second color filter adjacent to the first electroluminescent element, and L1 is the distance between an end portion of a light-emitting region of the first electroluminescent element adjacent to the second color filter and an end portion of the first color filter adjacent to the second electroluminescent element.