Red, blue, and white checkered postmodern design

Quick answer：

Postmodern design is an architectural and artistic movement that emerged in the mid-20th century. It is characterized by its eclectic mix of historical styles, use of bright colors, and emphasis on the subjective experience. Red, blue, and white checkered patterns are often used in postmodern design to create visual interest and a sense of playfulness. This style can be found in various forms, including architecture, interior design, and fashion.