Michelle Monaghan was ready for a hair change this summer and opted to lighten things up with a "buttercrème hazel blonde" ...

Picking the perfect hair color is no easy task, but if you want to make your hazel eyes pop, then these color tones for your tresses are just the ticket.

This year's fall hair color trends include dark hues, reds, subtle highlights, and natural shades, according to pros. Here's how to rock it.