故宫色

Quick answer：

The term '故宫色' refers to the colors traditionally used in the construction and decoration of the Forbidden City, Beijing. These colors are often vibrant and include red, gold, and various shades of blue, green, and yellow. The Forbidden City, as the imperial palace of the Ming and Qing dynasties, is renowned for its use of these colors to symbolize wealth, power, and the divine nature of the emperor.