The 'Competition Red and Blue Poster Design' refers to a design contest focusing on creating posters with a red and blue color scheme. This type of design often aims to convey a specific theme or message, using the contrasting colors to draw attention and evoke emotions. In graphic design, color theory plays a crucial role in the creation of visually appealing and impactful designs. Red and blue are often used to represent energy, passion, and sometimes competition or conflict. Contestants in such an event would typically be judged based on creativity, originality, and the effectiveness of the message conveyed through their design.