A refrigerator comprising: a main body which has a cooling chamber and freezing chamber; a storage chamber (20, 22, 24, 330) which is provided in the cooling chamber to store foodstuffs; an irradiation device (30, 130, 340) which irradiates a visible light correspondingly to color of the foodstuffs stored in the storage chamber; an optical deodorization module which includes; an ultraviolet light irradiation device (41, 350) which is mounted to the storage chamber to irradiate ultraviolet light; and a photocatalyst filter (43, 143) which receives the ultraviolet light from the ultraviolet light irradiation device and is coated with a photocatalyst agent; a control unit which controls the irradiation device and the ultraviolet light irradiation device; and an input part (50, 52, 54) for inputting information of the color of the foodstuffs stored in the storage chamber, characterized in that the irradiation device (30, 130, 340) is configured to be operated when the storage chamber is closed, the irradiation device comprises a green LED (32G, 132G), a red LED (32R, 132R), and a white LED (32W, 132W), and when the information of the color of the foodstuffs inputted to the input part (50, 52, 54) is red, the control unit controls the irradiation device (30, 130, 340) to irradiate red light combined with white light, and when the information of the color of the foodstuffs inputted to the input part is green, the control unit controls the irradiation device to irradiate green light combined with white light. a main body which has a cooling chamber and freezing chamber; a storage chamber (20, 22, 24, 330) which is provided in the cooling chamber to store foodstuffs; an irradiation device (30, 130, 340) which irradiates a visible light correspondingly to color of the foodstuffs stored in the storage chamber; an optical deodorization module which includes; an ultraviolet light irradiation device (41, 350) which is mounted to the storage chamber to irradiate ultraviolet light; and a photocatalyst filter (43, 143) which receives the ultraviolet light from the ultraviolet light irradiation device and is coated with a photocatalyst agent; an ultraviolet light irradiation device (41, 350) which is mounted to the storage chamber to irradiate ultraviolet light; and a photocatalyst filter (43, 143) which receives the ultraviolet light from the ultraviolet light irradiation device and is coated with a photocatalyst agent; a control unit which controls the irradiation device and the ultraviolet light irradiation device; and an input part (50, 52, 54) for inputting information of the color of the foodstuffs stored in the storage chamber, characterized in that the irradiation device (30, 130, 340) is configured to be operated when the storage chamber is closed, the irradiation device comprises a green LED (32G, 132G), a red LED (32R, 132R), and a white LED (32W, 132W), and when the information of the color of the foodstuffs inputted to the input part (50, 52, 54) is red, the control unit controls the irradiation device (30, 130, 340) to irradiate red light combined with white light, and when the information of the color of the foodstuffs inputted to the input part is green, the control unit controls the irradiation device to irradiate green light combined with white light.