Red and blue 3D poster design

Quick answer：

Red and blue 3D poster design refers to the creation of a promotional poster using a three-dimensional (3D) design approach with a color scheme predominantly featuring red and blue. 3D design utilizes computer graphics to create the illusion of depth, often enhancing the visual appeal and impact of the poster. This type of design is commonly used in advertising, entertainment, and artistic fields to attract viewers' attention.