With the expansion of online space, there is a neccesity of promotion of events not only in the real world, but also in the virtual one. Guitar Display festival is international exhibition of electric, acoustic, classical and bass guitars. The visual is based on the model of real display, which consists of individual pixels of lights of three colours: RGB colour model. Adding all these three colours together yields white. However, this is how it works on a screen. In printing, CMYK colour model is used. The logo is made of six lines, whose thickness simulates the strings of a guitar.