The before? Boring and a little dysfunctional. The after? A dream combo of stylish and practical.

A little contact paper goes a long way in this teeny kitchen.

This complete basement overhaul was a three-year labor of love.

"Cheers" to a vintage-inspired home for vintage glassware!

A painted fireplace, DIY slat wall, fresh paint, and a DIY ottoman really make this gathering space sing. Now, you can't even tell it's a basement.

This homeowner's best color advice? "Test out many paint colors, but don't be afraid to just go for it, even if it's something you've never seen before and seems like a bold choice."

This homeowner has some great advice for styling shelves.

The results are warm and cozy, but still bright and inviting.

Strategic wallpaper placement helped up the drama in this sophisticated dining room redo.

The new look is perfectly traditional-meets-modern.

The new color is bold and bright — just what this windowless bathroom needed.

Major MCM-spiration incoming.

Simple paint projects make a major difference in this now-rainbow-hued room.

The former owner of the piece loves the new look, too.

The multiple projects involved in this room redo help give it tons of character.

Journey with us through ROYGBIV to see our favorite, most colorful room makeovers.

"The after is just an entire vibe!" this DIYer says. "It's warm, soulful, and sophisticated."

It's colorful and pattern-happy, but still manages to be a calming escape.

"I love the contrast of using a vintage piece and adding a really modern design," this pro furniture flipper says.

This basement went from "cold, dated, dark, and dreary" to "light, bright, stylish living area."

A helpful kit takes this laundry room closet to the next level.

"I pictured transforming this bathroom into an old-world-style spa," this DIYer says. It seems like a tall order based on the all-beige before, but wait until you see how she pulled it off.

The redo was a combo of DIY and professional work.

With a little love and DIY, this vintage dresser has a whole new look.

Looking to keep your same surfaces but spruce up your bathroom? This project has inspiration and ideas galore.

The redo features other smart DIYs, too, like fresh trim and a whimsical painted piano.

This cheerful desk redo came together in just a few steps.

Both human and cat are pleased with the outcome of this simple DIY.

The new bathroom boasts a half painted, half wallpapered design.

The new built-ins are more functional — thanks to to-the-ceiling shelving — and more stylish, too.

Thanks to budget finds and DIYs, the bedroom looks totally different — all for under $1,000.

From swirled marble to deep charcoal cement to round pebble-shaped white, the "after" has the most luxe mix of tiles.

And it's proof that IKEA can look luxe.

"I got some raised eyebrows when I told people I was painting the dining room pink and painting a mural on the wall," DIYer Natalie Metzger says. But her advice when it comes to paint is to "just go for it."

This kitchen transformation shows how to revamp dated surfaces without breaking the bank.

A two-day DIY adds major style and hides clutter, too.

The makeover was inspired by a stylish wallpaper buy.

Clever storage solutions give what was once a guest bedroom ample space for work AND sleep.

Since this homeowner had to cut into her shower walls to make a repair, she thought, "why not go ahead and do a full makeover?!"

It's still completely functional for the family, but now with lots more luxe style.

The new dining room mixes old and new to create the perfect balance.