What color is moonlight white?

Moonlight: light blue, so it is called because it is very similar to moonlight. It actually refers to the color of the moon. The ancients thought that the color of the moon was not pure white, but with a faint blue color.

In the Ming dynasty, people often used green to match the moon white, such as a green coat with a moon white skirt. The third time in Xing: "I wore an oil-green silk coat and a moon white skirt when I went out." The sixty-eighth description in A Dream of Red Mansions: "Xifeng got off the bus and came in. Second sister saw that she was wearing plain silver on her head, a white satin coat, a blue satin coat and a white silk skirt. "

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Moonlight is often used in traditional fabrics. Wu Kai in the Heavenly Palace in the Ming Dynasty recorded: "In the moonlight, grass and white are slightly stained with indigo water. This method uses amaranth blue to decoct water and dye it until it is half cooked. " Amaranth blue, Isatis indigotica, Indigo edulis, Polygonum cuspidatum, Malaya, etc. are all plants that can produce indigo, and their "micro-staining" causes the blue to become lighter.

The Palace Museum has a large collection of white costumes and fabrics in the Qing Dynasty, and the visual effects are all light blue. In the Qing Dynasty, emperors were required to wear corresponding colors in various sacrifices, such as wearing white robes on the moon altar and using white ritual vessels.