Wasn't brave enough to go permanent yellow but I tried yellow (colorista) washout dye : r/FancyFollicles
L'Oréal Paris USA al Twitter: "It's not too late to give #Unicornvibes for Halloween. Colorista Hair Makeup in Gray, Lilac and Pink Violet gives a nice ombre effect perfect for #blondes! Guaranteed
Amazon.com : L'Oréal Paris Colorista Semi-Permanent Hair Color for Light Bleached or Blondes, #Pink : Beauty & Personal Care