There is a popular folk saying：“the Xi'an Qin Tang Culture，the Beijing's Ming and Qing Culture， and Xuzhou's han culture.”Xuzhou is one of the important historic city in China，with rich historical and cultural accumulation，especially in the han culture. So the color planning is especially important for Xuzhou city buildings. No color planning，urban color will appear chaos，which is not conducive to enhance the city image of Xuzhou，not to mention the han culture of Xuzhou has been carried forward. This article mainly researchs the han culture in the context of Xuzhou urban color planning，hoping to play a certain reference value.