The organic light emitting element, the organic light emitting display panel and an organic light emitting display device

The organic light emitting layer (6b) between the blue light emitting element includes a reflective anode (2), a transparent cathode (8), the reflective anode (2) and the transparent cathode (8), an organic light emitting layer (6b) and the reflective anode (2) between the second functional layer between the first functional layer, and an organic light emitting layer (6b) and the transparent cathode (8), and having a resonator structure. The optical thickness of the first functional layer is 48nm ~ 62nm. Transparent cathode (8), a first transparent conductive layer (81), a metal layer (82), a second transparent conductive layer (83), from the side of the second functional layer laminated in this order according to the configuration. Index of the first transparent conductive layer (81) is 2.0 to 2.4, the film thickness is 85nm ~ 97nm. Difference in refractive index of the metal layer (82) and the first transparent conductive layer (81) is 0 to 2.0, a film thickness is 2nm ~ 22nm.