Related: The 6 Best Caulk Guns Our Editors Recommend Choose Gray or Brown Caulk to Hide Grime "Darker caulk colors, such as gray and brown, are better at hiding grime and mold," Garvey says.

Silicone Caulking 101: The devil is in the details, so before you apply any type of silicone sealant to a bathroom surface, do your prep. Read the directions on the packaging.

"Darker caulk colors, such as gray and brown, are better at hiding grime and mold," Garvey says. He explains that darker shades of caulk naturally mask dirt, and that makes them ideal for high-use ...