Wella Professionals Brilliance Shampoo for Fine to Normal Coloured Hair. Wella Professionals Brilliance Shampoo for Fine to Normal Coloured Hair is a lightweight cleanser especially formulated for fine, colour treated hair. This weightless shampoo will lightly hydrate and enhance colour brilliance. Specially selected ingredients such as Diamond Dust work to impart a brilliant shine and hair is left soft, manageable and glossy.