In this project, we are committed to explore the color gene of Yangzhou traditional culture and natural environment, and apply it to modern Yangzhou urban space, so as to create a color environment with local significance of Yangzhou, so as to achieve the goal of urban color planning of explaining Yangzhou charm and telling Yangzhou story with color language.We use typology method and urban space analysis method to draft the urban color planning strategy of different spatial levels and types for Yangzhou city.