An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a first substrate, an insulating layer disposed over the first substrate and including a first inclined portion and a first electrode disposed over the insulating layer. The OLED display also includes a light-emitting element layer disposed over the first electrode, a second electrode disposed over the light-emitting element layer and a color conversion layer and a transmissive layer disposed over the second electrode. The first electrode includes a second inclined portion disposed over and inclined along the first inclined portion of the insulating layer.