Provided is a display apparatus including: a display panel; and a backlight unit configured to output light to the display panel, wherein the backlight unit includes: a light source configured to emit light having a particular color; a light guide plate (LGP) configured to scatter the light incident from the light source and configured to emit the scattered light through a light emitting surface; and an optical converter configured to convert the light emitted from the light source and including an optical conversion pattern disposed on an inner side from the display panel, the optical converter including an optical conversion material for converting color of light; and wherein the optical converter is provided at an edge portion of the backlight unit.