| In recent years, the visual element achromatic color has been increasingly applied to the field of graphic design. This essay mainly discusses about the roles the colors like black, white and grey play in the development of graphic design through analyzing the knowledge which related to the color psychology. This essay also discusses and summarizes about the value of no color lines in poster design, packaging design, advertising design and plate design. In addition, it probes into the specific usage and the importance of the achromatic color in the graphic design.In the graphic design, black, white and grey to other colors have no obvious color bias, so called no color, and any color of them match with any color system are reconciled. Therefore, in the graphic design, if colors conflict, achromatic color can make the screen coordinate with each other,and make mutual soft visual sense. Black, white and gray of achromatic color, to design a distinctive personality with a simple and direct way, so as to inject vitality into the design. Black, white and gray can be designed in a transcendental to material characterized by its unique personality charm gave rise to the spirit, strength of feeling. They can highlight the main picture better through their own "back". They represent a complex design to simple, play the role of intangible to tangible, to make works with a strong personality by its colors, so that, the design works have the qualitative change, so as to give people a visual shock.Achromatic color in black and white gray with a strong contrast, their use can make the picture to create a sense of hierarchy and space, and then opened the subject matter and background in the distance, so as to better highlight the theme. They has the rich expressive meaning. Black, with the convergence effect, can bring a person a kind of deep, mature sense; white can expand the visual space function, can give people a fresh, clean feeling. These advantages of white is used more in women’s activities, especially in cosmetics packaging whitening function; grey itself has a kind of doctrine of the mean thought characteristic, it is a bridge connecting the various colors. Light gray with fashion sense, is widely used in the packaging design in electronic products. As a visual language, black,white and gray is the highly generalization of other color, graphics, text. We should be fully aware of the importance of achromatic color, and put it into our design, so as to form a design style with Chinese characteristics.This essay could be divided into seven chapters. The first chapter is the introduction, it is about the main source of this subject and its background, significance, research overview. The second chapter focus on the concept and classification of achromatic color. In this essay, the meaning of the black, white, and gray were described and explained so as to help people better understand the achromatic color. The third chapter is the focus of this article, it analyzes the effects of no color lines in posters, packaging, advertising, plate design respectively based on the specific cases. From the fourth chapter to the sixth chapter, some examples about the application of the white, gray, black in the graphic design field were illustrated. In Chapter seventh, the writer of this essay shows a set of VI visual display of a bakery which designed by herself based on the research in this field and named it "MY LITTER DEER". This chapter explains where the inspiration about this VI visual system comes from, and its specific applications. Thus deepen the knowledge about how to apply the no color lines to graphic design knowledge.The writer hopes that people would pay more attention to the importance of achromatic color play in the field of graphic design. She also hope that this article can make contributions to the application of no color lines in the development of graphic design. |