John Frieda® Precision Foam Colour. Whether you want to be a bright, shimmering blonde; a multidimensional brunette; or a rich, vibrant redhead, there is a salon-inspired Precision Foam Colour shade for you. With 20 gorgeous shades to choose from, you can find the perfect color to suit your look. You can also visit the Shade Selector for help finding your ideal, salon-inspired shade. Click here to learn more.