The main factors that influence product color design include the regional environmental and cultural differences that lead to people’s color preference, the tendency of popular colors as well as the symbolization of colors. The auxiliary decision system of the product color design, which is based on kansei engineering, is mainly investigated with the quantitative methodology. The variation of the preference of regional color, especially the tracking of popular color image for the public is recorded. Moreover, combined with qualitative research analysis, setting up a continuous color design auxiliary system can assist designers to coordinate the relationship of the three factors and deploy the color design job. This essay takes the color research of the cupboard as an example to explore the establishment and application of this auxiliary system.