随着我国城市地铁交通设施的不断发展,完善其导向标识设计变得日益重要。而在导识设计中需要运用视觉元素来把设计者的设计理念和信息准确的传达给使用者。这些元素主要包括:字体设计、图形设计和色彩设计等。本文就从这三方面入手进行分析,阐述了在导识系统设计中平面设计占有重要地位。 With the continuous development of urban metro transport facilities in our country, it is becoming more and more important to perfect the design of the guide signs. In the guide design, visual elements are needed to convey the designer’s design ideas and information accurately to the user. These elements include: font design, graphic design and color design. This article analyzes these three aspects and expounds that graphic design occupies an important position in the design of guiding knowledge system.