noun, noun which may take the genitive case particle 'no'
reddish brown; brownish-red
Describes a color between red and brown, often used for hair, wood, or natural objects.
彼女の髪は紅褐色で、光に当たると美しく輝く。
Her hair is reddish brown and shines beautifully in the light.
このテーブルは紅褐色の木材で作られている。
This table is made of reddish-brown wood.
赤褐色 is a more vivid reddish brown, whereas 紅褐色 often implies a deeper, slightly purplish red-brown.
Compound of 紅 (crimson) + 褐 (dark brown) + 色 (color). The reading こうかっしょく follows standard on'yomi with gemination.