An ancient nickname for purple.

Daizi, also known as "Zidai", is one of the traditional purples in China. Violet is a kind of dark purple, which represents elegance, nobility and mystery. According to Yin Qiu, the sunset is shorter with the morning, and Ziyun grows around dusk.

Rosewood: The color feature is that purple is like the color of rhinoceros horn. Li Shizhen's Compendium of Materia Medica in the Ming Dynasty recorded that a real person wiped the white wall and painted it purple, hence the name rosewood. Both of them are the elegant names of purple in ancient poetry.