Grout and tile color should be the same if you're trying to make the tile look more cohesive, like one big slab. “If I'm ...

Grout adds more of a visual element to your tile floor or wall than you might think. You can create a more intentional, cohesive look by choosing one that accents the color or pattern of your tile.

When tile grout breaks or comes loose, it's important to replace it before water seeps between the tiles and mold takes hold.

But a few years ago, I completely transformed my kitchen simply by changing the color of the grout in my tile backsplash. It was pretty simple, cost less than $25, and took about 90 minutes.