A color conversion sheet that converts incident light into light with a wavelength longer than that of the incident light, the color conversion sheet comprising the following layer and layer: the layer: a layer containing an organic light-emitting material (a) that exhibits light emission with a peak wavelength observed in a region of 500 nm or more and 580 nm or less by using excitation light in a wavelength range of 400 nm or more and 500 nm or less and a binder resin selected from an acrylic resin, an epoxy resin, a polyester resin, an urethane resin, a vinyl acetate resin, a vinyl chloride resin, a silicone resin, a fluorine resin, a polystyrene, and a styrene butadiene rubber; and the layer: a layer containing an organic light-emitting material (b) that exhibits light emission with a peak wavelength observed in a region of 580 nm or more and 750 nm or less by being excited by either or both of excitation light in a wavelength range of 400 nm or more and 500 nm or less and light emission from the organic light-emitting material (a) and a binder resin selected from an acrylic resin, an epoxy resin, a polyester resin, an urethane resin, a vinyl acetate resin, a polyvinyl alcohol resin, a vinylidene chloride resin, a polyamide resin, and an acrylonitrile resin, wherein SP A ≤ SP B where SP values as solubility parameters of the binder resin contained in the layer and the binder resin contained in the layer are SP A (cal/cm 3) 0.5 and SP B (cal/cm 3) 0.5, respectively, wherein both the organic light-emitting material (a) and the organic light-emitting material (b) are each a compound represented by General Formula: where X is C-R 7 or N; R 1 to R 9 are the same as or different from each other and are selected from hydrogen, an alkyl group, a cycloalkyl group, a heterocyclic group, an alkenyl group, a cycloalkenyl group, an alkynyl group, a hydroxy group, a thiol group, an alkoxy group, an alkylthio group, an aryl ether group, an aryl thioether group, an aryl group, a heteroaryl group, halogen, a cyano group, an aldehyde group, a carbonyl group, a carboxy group, an oxycarbonyl group, a carbamoyl group, an amino group, a nitro group, a silyl group, a siloxanyl group, a boryl group, a phosphine oxide group, and a condensed ring and an aliphatic ring formed between adjacent substituents. the layer: a layer containing an organic light-emitting material (a) that exhibits light emission with a peak wavelength observed in a region of 500 nm or more and 580 nm or less by using excitation light in a wavelength range of 400 nm or more and 500 nm or less and a binder resin selected from an acrylic resin, an epoxy resin, a polyester resin, an urethane resin, a vinyl acetate resin, a vinyl chloride resin, a silicone resin, a fluorine resin, a polystyrene, and a styrene butadiene rubber; and the layer: a layer containing an organic light-emitting material (b) that exhibits light emission with a peak wavelength observed in a region of 580 nm or more and 750 nm or less by being excited by either or both of excitation light in a wavelength range of 400 nm or more and 500 nm or less and light emission from the organic light-emitting material (a) and a binder resin selected from an acrylic resin, an epoxy resin, a polyester resin, an urethane resin, a vinyl acetate resin, a polyvinyl alcohol resin, a vinylidene chloride resin, a polyamide resin, and an acrylonitrile resin,