In 1964 she selected the stage name "Ultra Violet" at Warhol's suggestion, because it was her preferred fashion — her hair color at the time was often violet or lilac.
ɪn nˈaɪntiːnhˈʌndɹɪd sˈɪksti fˈoːɹ ʃiː sᵻlˈɛktᵻd ðə stˈeɪdʒ nˈeɪm "ˈʌltɹə vˈaɪəlɪt" æt wˈɔːɹhɑːlz sədʒˈɛstʃən, bɪkˈʌz ɪt wʌz hɜː pɹɪfˈɜːd fˈæʃən — hɜː hˈɛɹ kˈʌlɚɹ æt ðə tˈaɪm wʌz ˈɔfən vˈaɪəlɪt ɔːɹ lˈaɪlək.