Yellow yellow what idiom?

Daughter of Huanghua,

An auspicious day,

Yellow dust and clear water,

The yellowbird is behind,

The yellowbird is waiting for the cicada to sing,

Yellow hair and back,

Huang Zhong runs inside,

Yellow robe and body,

Yellow hair and teeth,

Yellow soup is spicy,

Melon on the yellow platform,

The yellow skin is widowed,

Yellow silk young woman,

Beggars with yellow mouths,

Yellow cotton coat,

The Yellow River is clear,

Huang Tong's head,

Golden statue,

Yellow ears send books,

A dream,

Yellow hair,

Buxus macrophylla,

Gold is eclipsed,

Huang Guan sandals,

Yellow skin scraping,

Huang Gan is black and thin.

Yellow flag and purple cover,

Huang zhongwa,

Yellow days are scorching,

Good and perfect situation