Wella Koleston Maxi Hair Color 307/3 Hazelnut is a premium permanent hair dye designed to deliver a rich, natural-looking color with a warm, medium brown hue. The 307/3 Hazelnut shade offers a sophisticated blend of brown tones with golden and subtle red undertones, resulting in a beautiful, nutty brown color that complements various skin tones. This formula provides full gray coverage, long-lasting results, and nourishes the hair while coloring.