The invention discloses a local color-changing cap. The cap comprises a cap body, a red color-changing paste, an orange color-changing paste, a yellow color-changing paste, a green color-changing paste and a blue color-changing paste, wherein the red color-changing paste is connected with the cap body and is arranged at one side of the cap body, the orange color-changing paste is connected with the cap body and is arranged at one side of the red color-changing past, the yellow color-changing paste is connected with the cap body and is arranged at one side of the orange color-changing paste, the green color-changing paste is connected with the cap body and is arranged at one side of the yellow color-changing paste, and the blue color-changing paste is connected with the cap body and is arranged at one side of the green color-changing paste. Therefore, the local color-changing cap can change into different colors under light with different colors and is more dazzling and attractive, and the individuality of a wearer can be improved.