Gradient pattern poster

Quick answer：

A gradient pattern poster is a visual design that utilizes a smooth transition of colors or shades across the surface of the poster. It is commonly used in graphic design to create a visually appealing and cohesive look. Gradient patterns can be found in various forms, such as linear, radial, or diagonal, and are often used to convey a sense of depth, movement, or to draw attention to specific elements on the poster.