A display panel, comprising an array of pixel units, and each pixel unit comprises a red sub-pixel, a green sub-pixel, and a blue sub-pixel; wherein each sub-pixel comprises a pixel electrode; wherein the red sub-pixel comprises a red light emitting portion, the green sub-pixel comprises a green light emitting portion, and the blue sub-pixel comprises a blue light emitting portion; each of the red sub-pixel, the green sub-pixel, and the blue sub-pixel comprises a white light emitting portion for enhancing brightness of the respective sub-pixel; characterized in that a first color coordinate and a second color coordinate are the same; wherein the first color coordinate is an arithmetic mean of a color coordinate of the red sub-pixel, a color coordinate of the green sub-pixel, and a color coordinate of the blue sub-pixel; wherein the red light emitting portion comprises an overlapping area A R with a pixel electrode comprised in the red sub-pixel in plan view of the display panel, a white light emitting portion corresponding to the red light emitting portion comprises an overlapping area B R with the pixel electrode comprised in the red sub-pixel in plan view of the display panel; the green light emitting portion comprises an overlapping area A G, with a pixel electrode comprised in the green sub-pixel in plan view of the display panel, a white light emitting portion corresponding to the green light emitting portion comprises an overlapping area B G with the pixel electrode comprised in the green sub-pixel in plan view of the display panel; the blue light emitting portion comprises an overlapping area A B with a pixel electrode comprised in the blue sub-pixel in plan view of the display panel, a white light emitting portion corresponding to the blue light emitting portion comprises an overlapping area B B with the pixel electrode comprised in the blue sub-pixel in plan view of the display panel; A R: A G: A B = α R: α G: α B; B R: B G: B B = β R: β G: β B; α R + β R = α G + β G = α B + β B = 1; (X R ', Y R ', Z R ') = (((X R ∗ α R) + (X w ∗ β R)), ((Y R ∗ α R) + (Y w ∗ β R)), ((Z R ∗ α R) + (Z w ∗ β R))), (X R ', Y R ', Z R ') is the color coordinate of the red sub-pixel, (X R, Y R, Z R) is a color coordinate of light emitted from one area unit of the red light emitting portion, (X w, Y w, Z w) is a color coordinate of light emitted from one area unit of any of the three white light emitting portions; (X G ', Y G ', Z G ') = (((X G ∗ α G) + (X w ∗ β G)), ((Y G ∗ α G) + (Y w ∗ β G)), ((Z G ∗ α G) + (Z w ∗ β G))), (X G ', Y G ', Z G ') is the color coordinate of the green sub-pixel, (X G, Y G, Z G) is a color coordinate of light emitted from one area unit of the green light emitting portion; and (X B ', Y B ', Z B ') = (((X B ∗ α B) + (X w ∗ β B)), ((Y B ∗ α B) + (Y w ∗ β B)), ((Z B ∗ α B) + (Z w ∗ β B))), (X B ', Y B ', Z B ') is the color coordinate of the blue sub-pixel, (X B, Y B, Z B) is a color coordinate of light emitted from one area unit of the blue light emitting portion; and the second color coordinate is an arithmetic mean of the color coordinates of the light respectively emitted from the equal area units of the red light emitting portion, the green light emitting portion, and the blue light emitting portion.