Blue mascara is one of the most popular of coloured mascaras. It can be worn by anyone and is great for adding depth and dimension to eyes of any colour. On blue eyes it brightens and highlights the blueness and can even change the appearance of your shade of blue by picking out and enhancing some of the vibrant hues. It will change the tone whatever your eye colour so play around and see whether you like the effect, makeup should be fun after all so experiment!