Variant: rs12738340 

    present in Gene: UQCRHL
    present in Chromosome: 1
    Position on Chromosome: 15806901
    Alleles of this Variant: C/A

rs12738340 in UQCRHL gene and Hair Color PMID 30531825 2018 Genome-wide study of hair colour in UK Biobank explains most of the SNP heritability.