Win10 Theme Revealer helps you discover hidden themes in Windows 10 and restore colored title bars safely and easily.The app is portable so simply unzip and run the 32 or 64 bit version.It gives you 3 options to reveal, revive or use Windows lite. Best of all there's a final option that allows you to simply restore to windows default so there's no risk to your computer.Tyhe idea is based off of using WinAero and you can read more about that here.