Provided are a photosensitive resin composition, a photosensitive resin film manufactured by using the photosensitive resin composition, and a color filter including same, the photosensitive resin composition including: (A) a binder resin; (B) a colorant; (C) a polymerizable compound; (D) an initiator comprising a photopolymerization initiator and a thermal polymerization initiator; and (E) a solvent, wherein the thermal polymerization initiator has a half-life of 50 or less (t½ = 10 h), and the thermal polymerization initiator is included in an amount equal to or greater than that of the photopolymerization initiator.