Variant: rs56019505 

    present in Gene: OVOL1
    present in Chromosome: 11
    Position on Chromosome: 65794334
    Alleles of this Variant: T/G

rs56019505 in OVOL1 gene and Hair Color PMID 30531825 2018 Genome-wide study of hair colour in UK Biobank explains most of the SNP heritability.