文章基于视觉识别设计理论,以色彩设计作为重点对北京海淀环卫车辆进行统一设计。在对象分析、市场调研和环境分析的基础上,通过提取设计关键词、确定设计处理手段,为用户提供不同心理属性、不同设计风格、不同设计手法的立体化色彩标识统一设计方案。该研究为我国城市环卫车辆的统一视觉设计提供了思路和启发。 Based on the theory of visual recognition design, the article designs the sanitation vehicles of Beijing Haidian with the color design as the key point. On the basis of object analysis, market research and environment analysis, the author designs the key words and determines the design and processing methods to provide users with a unified design scheme of three-dimensional color identification with different psychological attributes, different design styles and different design techniques. The research provides ideas and inspiration for the unified visual design of urban sanitation vehicles in China.