Bold, beautiful, vibrant Vidal Sassoon Pro Series London Luxe Oxford Violet Onyx permanent hair colour delivers your most fashion-forward look. Created with salon colour expertise, Vidal Sassoon Pro Series London Luxe permanent hair colour lets you achieve our long-lasting, ultra-vibrant colour outside of the salon. With a specially calibrated formula, each shade features a perfect blend of high-impact pigments giving you rich, permanent colour that lasts up to 8 weeks. From vivid violets to stunning coppers, achieve the lustrous on-trend tresses.