* Professional hair colorists: Williams works with professional hair colorists, like Brian O'Connor and Josh Wood, who are experts in formulating custom colors and using advanced techniques like balayage and ombre.
* Bleach: She frequently uses bleach to lighten her hair before applying color. This is necessary for achieving bright and vibrant colors.
* Manic Panic and other direct dyes: These are temporary or semi-permanent dyes that come in a wide range of vibrant colors. They are known for their bold and dramatic looks.
* Hair glosses: Hair glosses add shine and vibrancy to her color, enhancing the overall look.
* Hair treatments: Williams uses hair treatments to maintain the health and integrity of her hair, especially after using bleach and dyes.
While Williams doesn't specifically endorse any particular brand, she has mentioned using Manic Panic and Pravana in the past. She also has her own hair care line, Good Dye Young, which offers vegan and cruelty-free hair dyes and styling products.
It's important to note that achieving Hayley Williams' hair colors at home can be challenging and may require professional assistance to ensure safety and desired results.