In order to further promote the localization development and innovation of Chinese degree costumes this study collected 99 image information related to Tang dynasty costumes from Tang dynasty pottery figurines scroll paintings and murals* For experts and. the public, the quantitative analysis method was used to comprehensively evaluate the morphological factors color factors pattern factors and meaning factors of Tang dynasty costumes. The design elements such as the round-collar Lanpao shirt and Baoxiang flower pattern that can express the characteristics of Tang dynasty costumes were obtained > and they were associated with the user's perception intention. The aesthetic implication of the characteristics of Tang dynasty costumes was analyzed > and the characteristics of Tang dynasty costumes were applied to the design of modern degree costumes. Carry forward, the cultural attributes of Chinese traditional national costumes and innovate the degree costumes with the characteristics of Chinese traditional costumes.