A composition for an organic electroluminescent device is a composition for forming an organic light emitting layer of an organic electroluminescent device by wet coating process. The composition contains a phosphorescent material, a charge transport material, and a solvent, in which the phosphorescent material and the charge transport material are each an unpolymerized organic compound, and the first oxidation potential of the phosphorescent material E
D
+
, the first reduction potential of the phosphorescent material E
D
−
, the first oxidation potential of the charge transporting material E
T
+
, and the first reduction potential of the charge transporting material E
T
−
satisfy the following condition: E
T
−
+0.1≦E
D
−