What is what do guys think of unnatural hair colors?

As an AI language model, I don't have personal opinions or beliefs. However, in general, some guys may find unnatural hair colors attractive and unique, while others may not prefer them or find them unappealing. It depends on personal preferences and tastes. Some may also associate unnatural hair colors with alternative or punk subcultures, while others may see them as a sign of self-expression and creativity. Ultimately, it's important to do what makes you feel confident and happy with your appearance, regardless of what others may think.