Insta-Makeover: DIY Perfect Dimensional Hair Color

Those blondes don't know what they're missing. Dark, rich tresses can be as hot — no, hotter — than anything flaxen manes put out. But here's the trick with being a brunette when the weather gets hot: A thick head of brown hair can fall so very flat in that hot, bright sun. The only way to avoid the dreaded "mousy brown" in the summer is with a little brightness, so kiss those locks with some perfectly placed additions of color.

Now, we know what you're saying: Managing just a touch of color in the right places can go really, really wrong without the right products and guidance. That's why when Megan Sileo was looking to add dimension, we swooped in with some products and a few handy DIY tips.

Click on for some great intel on adding dimension and caring for your new color. It's your turn to shine, brunettes!