昼ちゅう光こう色しょくちゅうこうしょくじ字FuriganaMeanings1noundaylight colorTechnical term used in lighting and color science to describe a color temperature approximating natural daylight (around 5000–6500 K). Often seen on fluorescent lamp packaging.この蛍けい光こう灯とうは昼ちゅう光こう色しょくです。