noun, noun which may take the genitive case particle 'no'
powder blue
A pale, soft shade of blue, often used in fashion, interior design, and product descriptions.
彼女はパウダーブルーのワンピースを着ていた。
She was wearing a powder-blue dress.
このパウダーブルーの壁紙は部屋を明るく見せる。
This powder-blue wallpaper makes the room look brighter.