The present disclosure relates to a refrigerator, and the refrigerator includes a cabinet having a storage space; and a door including a door body configured to open and close the storage space and a panel assembly detachably mounted to the door body, in which the panel assembly includes: a panel which is configured to define an outer appearance of a front surface of the door and through which light is transmitted; a lighting device provided behind the panel and shining the panel; and a back cover defining a rear surface of the panel assembly and shielding the lighting device from the rear side; and the lighting device is disposed to face the panel and radiates light toward the panel.