With a new year comes new hair, so move over rainbows because there's a cooler, more futuristic trend in town. Women are taking their hair color to another level with glow-in-the-dark dyes.

Or, for glow-in-the-dark fun that washes right out, use Manic Panic's Dye Hard Hair Color Stying Gel. You can stick to a simple two-toned style Mishele calls the "lightsaber," or go all-in with a ...

Rainbow cat hair. (Not to be mistaken with the regular rainbow hair.) A woman named Katchika from Russia posted a photo on Instagram of her bright pink and blue-dyed hair with a hidden secret.