Lighting control device, lighting control method and lighting system

The invention provides a lighting control device and method and a lighting system. When a color which can be correctly displayed by a lighting device and is out of a color range is set, the set color is corrected to be a color which conforms to a colorimetry rule and can be displayed by the lighting device. The lighting control device comprises a communication part, a control part and a storage part, wherein the communication part is used for receiving light-emitting indication information for indicating the lighting device to emit light, the control part is used for controlling light emitting of a plurality of light sources according to the light-emitting indication information received by the communication part, the storage part is used for storing color range information for indicating the color range which can be displayed by the lighting device, the control part is provided with a judgment part, a correction part and a color control part, the judgment part is used for judging whether the designated light