Ordinary women and men regularly wore costume with a very long hat at grand festivals that offer sacrifices to ancestors or gods. The dress of the queen in these sorts of ceremonies comprises dark-purple frock and dark trousers.
You will find special stipulations about colors of court clothing from the Han Dynasty. Officers must wear clothing according to the 5 time periods, i.e. cyan outfits from the spring, so red inside the first two months of summer time, yellow at the preceding month in summer months, whitened in the fall and black in the winter. Continue Reading