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  • Global Hair Color Distribution: Why Black Hair Is Most Common

    A global blend of cultures and ethnicities increases genetic diversity, giving rise to a spectrum of hair colors that tell stories of ancestry.

    While hair color varies by region, the most frequent shade worldwide is far from what many might assume.

    Below is a ranked list of the most common hair colors, along with the regions where each is most prevalent:

    1. Black Hair

    Black hair dominates in Africa, much of Asia, and northern Europe up to the Baltic States. In the United States, its prevalence reflects the migration history from these regions.

    2. Dark Brown Hair

    Dark brown—often referred to as brunette—is widespread across Central Europe, Western Asia, and Northern Africa. It results from lower levels of pheomelanin.

    3. Light Brown Hair

    Light brown shades, similar to strawberry blonde or chestnut, are common in areas where dark and light hair traits have interbred over generations.

    4. Auburn Hair

    Auburn combines the typical brown base with a hint of red. It is most frequent in Western Europe, with pockets in Central Asia and Northern Africa.

    5. Blonde Hair

    Natural blondes—especially the platinum or ash variants—originate primarily from Northern Europe, including Scandinavian and Slavic countries. Many blondes seen today use dye to achieve the look.

    6. Red Hair

    Red hair, rich in pheomelanin, is most common among people from the Scottish Isles and the southern borders of Europe, as well as certain Central Asian communities.

    7. White or Gray Hair

    White hair, even lighter than platinum blonde, is exceedingly rare before aging. When it appears early, it may indicate albinism or other genetic conditions.

    How Hair Color Is Determined

    Hair pigmentation is controlled by two melanin types: eumelanin (black or brown) and pheomelanin (red or yellow). Darker hues have a higher eumelanin ratio, while lighter shades result from increased pheomelanin. The Fischer‑Saller scale, frequently used in anthropology, maps the spectrum from black to white.

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