An organic electroluminescent device comprising: a pair of electrodes composed of a positive electrode and a negative electrode; a light emitting layer interposed between the electrodes; at least one positive electrode-side intermediate layer interposed between the positive electrode and the light emitting layer; and at least one negative electrode-side intermediate layer interposed between the negative electrode and the light emitting layer wherein the following expressions and are satisfied Ip EML − 0.1 eV < Ip 1 i < Ip EML + 0.1 eV Ea EML − 0.1 eV < Ea 2 i < Ea EML + 0.1 eV wherein Ip represents the ionization potential of the main constituent material of the light emitting layer, Ea represents the electron affinity of the main constituent material of the light emitting layer, Ip represents the ionization potential of the main constituent material of the at least one positive electrode-side intermediate layer, and Ea represents the electron affinity of the main constituent material of the at least one negative electrode-side intermediate layer; the following expression is satisfied 0.1 ≤ μh / μe ≤ 10 wherein μh and μe represent the hole mobility and the electron mobility of the light emitting layer at an electric field of 10 6 V/cm, respectively; and the light emitting layer contains a compound having an ionization potential lower than the ionization potential Ip of the main constituent material of the light emitting layer in an amount of from 0.5% by mass to 20% by mass relative to the total mass of the light emitting layer, or the light emitting layer contains an electrically inert material instead of a compound having an ionization potential lower than the ionization potential Ip of the main constituent material. a pair of electrodes composed of a positive electrode and a negative electrode; a light emitting layer interposed between the electrodes; at least one positive electrode-side intermediate layer interposed between the positive electrode and the light emitting layer; and at least one negative electrode-side intermediate layer interposed between the negative electrode and the light emitting layer wherein the following expressions and are satisfied Ip EML − 0.1 eV < Ip 1 i < Ip EML + 0.1 eV Ea EML − 0.1 eV < Ea 2 i < Ea EML + 0.1 eV wherein Ip represents the ionization potential of the main constituent material of the light emitting layer, Ea represents the electron affinity of the main constituent material of the light emitting layer, Ip represents the ionization potential of the main constituent material of the at least one positive electrode-side intermediate layer, and Ea represents the electron affinity of the main constituent material of the at least one negative electrode-side intermediate layer; the following expression is satisfied 0.1 ≤ μh / μe ≤ 10 wherein μh and μe represent the hole mobility and the electron mobility of the light emitting layer at an electric field of 10 6 V/cm, respectively; and the light emitting layer contains a compound having an ionization potential lower than the ionization potential Ip of the main constituent material of the light emitting layer in an amount of from 0.5% by mass to 20% by mass relative to the total mass of the light emitting layer, or the light emitting layer contains an electrically inert material instead of a compound having an ionization potential lower than the ionization potential Ip of the main constituent material.