How to adjust the purple of the emblem of Guangxi Normal University?

The purple color number of the emblem of Guangxi Normal University is C30, M 100.

The emblem of Guangxi Normal University is a double circular symbol, with a pattern consisting of Du Xiufeng and the main entrance of Wangcheng Campus in the middle. An inner ring is set above the pattern, and the words "1932" are written below, which represents the founding time of the school. The upper left of the outer ring is "Guangxi Normal University" inscribed by Wu Chundao, a famous calligrapher and professor of our school, and the upper right of the outer ring is "Guangxi Normal University" in capital English.