Variant: rs1164691 

    present in Gene: GFM2;HEXB
    present in Chromosome: 5
    Position on Chromosome: 74721319
    Alleles of this Variant: G/A;T

rs1164691 in GFM2;HEXB gene and Hair Color PMID 30531825 2018 Genome-wide study of hair colour in UK Biobank explains most of the SNP heritability.