Dulux travels in colour amethyst starling purple flat matt emulsion paint 50ml tester potthis flat amethyst starling purple travels in colour emulsion paint has been specially designed to give a stunning finish to your walls ceilings simply apply each coat of the washable paint with a brush or roller and leave for 2 4 hours to dry it features chromalock polymer technology to keep the colour on your walls looking good and gives protection to help maintain its colour and finish covers up to