蒼そう紅こう

noun, noun which may take the genitive case particle 'no'

blue and red; azure and crimson

A literary or poetic term for the combination of blue and red, often evoking vivid contrast. Used as a noun or with の to modify another noun.

• 蒼そう紅こうの旗はたが風かぜに揺ゆれていた。

  A blue and red banner was fluttering in the wind.

• 夕ゆう焼やけの空そらは蒼そう紅こうに染そまっていた。

  The sunset sky was dyed in azure and crimson.