An organic light emitting diode display device comprising a pixel including first, second and third subpixels (SP1, SP2, SP3), each subpixel (SP1, SP2, SP3) comprising an organic light emitting diode, comprising: a first electrode and a second electrode; an organic light emitting layer between the first electrode and the second electrode; and an auxiliary light emitting layer between the first electrode and the organic light emitting layer or between the organic light emitting layer and the second electrode, wherein a thickness (t1, t2, t3) of one of the first electrode and the auxiliary light emitting layer in the first, the second and the third subpixels (SP1, SP2, SP3) is adapted such that a microcavity structure is formed between the first and second electrodes (147, 158), wherein a difference between a main peak wavelength of light emitted from the organic light emitting layer itself and a main peak wavelength of light extracted by the microcavity structure between the first and second electrodes (147, 158) is within a range of -14nm to -2nm, wherein the thickness (t1, t2, t3) of one of the first electrode and the auxiliary light emitting layer in the first, the second and the third subpixels (SP1, SP2, SP3) is adapted such that the main peak wavelength of light extracted by the microcavity structure between the first and second electrode (147, 148) is shifted from the main peak wavelength of light emitting from the organic light emitting layer itself within a range of 2nm to 14nm towards longer wavelengths, so that a curve of a color coordinate variation rate (Δu'v') of the organic light emitting diode has an M-like shape within a range of viewing angles of -80 degrees to +80 degrees, wherein a value of the maximum peak at the curve of the color coordinate variation rate (Δu'v') of the organic light emitting diode is equal to or less than 0.043 within the range of viewing angles of -80 degrees to +80 degrees, and wherein the organic light emitting layers in the first, the second and the third subpixels (SP1, SP2, SP3) emit red, green and blue respectively. a first electrode and a second electrode; an organic light emitting layer between the first electrode and the second electrode; and an auxiliary light emitting layer between the first electrode and the organic light emitting layer or between the organic light emitting layer and the second electrode, wherein a thickness (t1, t2, t3) of one of the first electrode and the auxiliary light emitting layer in the first, the second and the third subpixels (SP1, SP2, SP3) is adapted such that a microcavity structure is formed between the first and second electrodes (147, 158), wherein a difference between a main peak wavelength of light emitted from the organic light emitting layer itself and a main peak wavelength of light extracted by the microcavity structure between the first and second electrodes (147, 158) is within a range of -14nm to -2nm, wherein the thickness (t1, t2, t3) of one of the first electrode and the auxiliary light emitting layer in the first, the second and the third subpixels (SP1, SP2, SP3) is adapted such that the main peak wavelength of light extracted by the microcavity structure between the first and second electrode (147, 148) is shifted from the main peak wavelength of light emitting from the organic light emitting layer itself within a range of 2nm to 14nm towards longer wavelengths, so that a curve of a color coordinate variation rate (Δu'v') of the organic light emitting diode has an M-like shape within a range of viewing angles of -80 degrees to +80 degrees, wherein a value of the maximum peak at the curve of the color coordinate variation rate (Δu'v') of the organic light emitting diode is equal to or less than 0.043 within the range of viewing angles of -80 degrees to +80 degrees, and wherein the organic light emitting layers in the first, the second and the third subpixels (SP1, SP2, SP3) emit red, green and blue respectively.