Brite Pastel Purple Shampoo The Brite Pastel Purple Shampoo ($12) allows you to temporarily colour your hair to a pastel hue, but unlike semipermanent dye, it will wash out with your regular shampoo. Brite makes a variety of colours to help elevate your Halloween costume. Image Source: ulta.com Brite Pastel Purple Shampoo $12 from ulta.com Buy Now