What Color Stays In Hair The Longest - We will delve into the science behind color. As a general rule of thumb, darker colors tend to stay on the hair for longer. Because black is such a stark change from lighter natural shades, it lacks staying power. So, if you’re adding lowlights, a root shadow or all.
Because black is such a stark change from lighter natural shades, it lacks staying power. We will delve into the science behind color. So, if you’re adding lowlights, a root shadow or all. As a general rule of thumb, darker colors tend to stay on the hair for longer.