+22 Coffee Brew Hair Color Ideas. Henna can also enhance the overall appearance of your hair by naturally adding shine and preventing breakage. Soaking your hair with coffee will darken your color, which can be great for brunettes or people with gray hair, as it can add depth and darken your hair color.

This coffee variety also has more oil, which helps to color the hair. I could smell that bold, dark roast aroma filling my kitchen. Brew a strong pot of coffee or use coffee grounds to make a concentrated coffee solution.