Traditional Chinese red and blue color scheme

Quick answer：

The traditional Chinese red and blue color scheme is a combination that has been used in Chinese art and culture for centuries. Red, symbolizing prosperity, joy, and good fortune, is a dominant color, often used in celebrations and festivals. Blue, on the other hand, represents tranquility, wisdom, and purity. This color combination is found in traditional Chinese clothing, architecture, and art, and is deeply ingrained in Chinese cultural identity.