Plus few things offer the opportunity to change your look the way changing the shade of your tresses does. It lets you keep everything else virtually the same while still giving you the change you seek. Not a bad deal actually.
Hair color ideas are not stand alone thoughts and need to be combined with your skin tone and personality to give you the right match. Never copy someone else's hair color idea blindly as it just might be completely wrong for you. If you are coloring your hair for the first time, you can seek professional help at the salon. Otherwise, the internet is a good place to start with as well: