noun, noun which may take the genitive case particle 'no'
golden; gold-colored
Describes a rich, warm golden hue, often used for natural scenes, objects, or liquids like honey or sunset light.
夕日が空を黄金色に染めた。
The sunset dyed the sky golden.
彼女は黄金色のドレスを着ていた。
She wore a gold-colored dress.
金色 is a more common word for gold color, while 黄金色 often carries a slightly more poetic or warm nuance, like honey-gold.
Compound of 黄金 (こがね, 'gold') and 色 (いろ, 'color').