What does the purple in the Forbidden City mean?

Refers to the Forbidden City in the center of the inner city of Beijing. Built in the Ming Dynasty. There are four gates around the city, the meridian gate in the south, the Shenwu gate in the north, the Donghua gate in the east and the Xihua gate in the west. This city is the palace of the Ming and Qing emperors. Geography of the Ming Dynasty: "In the fourth year of Yongle, the Beijing Palace was built in July and the city wall was repaired. In the first month of the nineteenth year. There are sixteen steps in Miyagi on Saturday, also known as the Forbidden City. "

Word decomposition

The explanation of purple is the shortest wavelength in visible light, and the color of red and blue is purple. Copper. Ultraviolet rays. Purple potion. The color advocated by Taoists and rulers in some dynasties is often preceded by the word "purple" in their palaces, costumes and utensils: purple clothes. Zi Shu (. Tao Jing; Imperial edict). Purple patent (interpretation of forbidden city imperial edict) Miyagi. In the Southern Dynasties and the Song Dynasty, Yan Yanzhi's poem "Bai Miaoling Left" said: "Imperial Qing Yan system, driving in the north, guarding the Forbidden City." Tang Chenyu's poem "Chang 'an Disease in Autumn Night" says: "Nine doors lock the city in autumn, and the bright moon passes through the Nangong Building. "Five Dynasties Niu Xiji's poem" Golden Gate ":"Dreams break the bells and drums of the Forbidden City and tears fall.