An organic light emitting device comprising: an anode; a cathode that is provided opposite to the anode; and one or more organic material layers that are provided between the anode and the cathode, wherein the organic material layer includes any one selected from compounds represented by the following Chemical Formulas 1-B and 1-C and a compound represented by the following Chemical Formula 2: in the Chemical Formula 1-B and 1-C, X 1 to X 3 are each independently N or CR 5 ', provided that at least one of X 1 to X 3 is N, Ar 1 and Ar 2 are each independently a substituted or unsubstituted C 6-60 aryl; or a substituted or unsubstituted C 2-60 heteroaryl containing at least one of O, N, Si and S, R 5 ' is hydrogen; deuterium; halogen; hydroxy; nitrile; nitro; amino; a substituted or unsubstituted C 2-60 alkyl; a substituted or unsubstituted C 2-60 alkoxy; a substituted or unsubstituted C 2-60 alkenyl; a substituted or unsubstituted C 6-60 aryl; or a substituted or unsubstituted C 2-60 heteroaryl containing at least one of O, N, Si and S, one of A and B is a substituent represented by the following Chemical Formula 1-1, and the other is hydrogen or deuterium, in the Chemical Formula 1-1, R 6 to R 10 are each independently hydrogen; deuterium; halogen; hydroxy; nitrile; nitro; amino; a substituted or unsubstituted C 2-60 alkyl; a substituted or unsubstituted C 2-60 alkoxy; a substituted or unsubstituted C 2-60 alkenyl; a substituted or unsubstituted C 6-60 aryl; a substituted or unsubstituted C 2-60 heteroaryl containing at least one of O, N, Si and S, or R 6 to R 9 combine with an adjacent group to form a condensed ring, a is an integer of 1 to 6, in the Chemical Formula 2, Ar 3 and Ar 4 are each independently a substituted or unsubstituted C 6-60 aryl; or a substituted or unsubstituted C 2-60 heteroaryl containing at least one of O, N, Si and S, L 1 and L 2 are each independently a single bond; or a substituted or unsubstituted C 6-60 arylene, R 11 to R 14 are each independently hydrogen; deuterium; halogen; hydroxy; nitrile; nitro; amino; a substituted or unsubstituted C 2-60 alkyl; a substituted or unsubstituted C 2-60 alkoxy; a substituted or unsubstituted C 2-60 alkenyl; a substituted or unsubstituted C 6-60 aryl; a substituted or unsubstituted C 2-60 heteroaryl containing at least one of O, N, Si and S, b and e are each independently an integer of 1 to 4, and c and d are each independently an integer of 1 to 3. an anode; a cathode that is provided opposite to the anode; and one or more organic material layers that are provided between the anode and the cathode, wherein the organic material layer includes any one selected from compounds represented by the following Chemical Formulas 1-B and 1-C and a compound represented by the following Chemical Formula 2: in the Chemical Formula 1-B and 1-C, X 1 to X 3 are each independently N or CR 5 ', provided that at least one of X 1 to X 3 is N, Ar 1 and Ar 2 are each independently a substituted or unsubstituted C 6-60 aryl; or a substituted or unsubstituted C 2-60 heteroaryl containing at least one of O, N, Si and S, R 5 ' is hydrogen; deuterium; halogen; hydroxy; nitrile; nitro; amino; a substituted or unsubstituted C 2-60 alkyl; a substituted or unsubstituted C 2-60 alkoxy; a substituted or unsubstituted C 2-60 alkenyl; a substituted or unsubstituted C 6-60 aryl; or a substituted or unsubstituted C 2-60 heteroaryl containing at least one of O, N, Si and S, one of A and B is a substituent represented by the following Chemical Formula 1-1, and the other is hydrogen or deuterium, in the Chemical Formula 1-1, R 6 to R 10 are each independently hydrogen; deuterium; halogen; hydroxy; nitrile; nitro; amino; a substituted or unsubstituted C 2-60 alkyl; a substituted or unsubstituted C 2-60 alkoxy; a substituted or unsubstituted C 2-60 alkenyl; a substituted or unsubstituted C 6-60 aryl; a substituted or unsubstituted C 2-60 heteroaryl containing at least one of O, N, Si and S, or R 6 to R 9 combine with an adjacent group to form a condensed ring, a is an integer of 1 to 6, in the Chemical Formula 2, Ar 3 and Ar 4 are each independently a substituted or unsubstituted C 6-60 aryl; or a substituted or unsubstituted C 2-60 heteroaryl containing at least one of O, N, Si and S, L 1 and L 2 are each independently a single bond; or a substituted or unsubstituted C 6-60 arylene, R 11 to R 14 are each independently hydrogen; deuterium; halogen; hydroxy; nitrile; nitro; amino; a substituted or unsubstituted C 2-60 alkyl; a substituted or unsubstituted C 2-60 alkoxy; a substituted or unsubstituted C 2-60 alkenyl; a substituted or unsubstituted C 6-60 aryl; a substituted or unsubstituted C 2-60 heteroaryl containing at least one of O, N, Si and S, b and e are each independently an integer of 1 to 4, and c and d are each independently an integer of 1 to 3.