Windows 8 Mail changes screen color.color profile problem?

Hello, I'm updating a friend's computer. It already came with Windows 8.1. It's an Asus Transformer T100. I have this strange problem. Normally, the screen has the correct color and brightness. However, whenever I'm using Windows Mail (Windows 8 app), the screen will change to this yellowish/grayish hue or tint. I switch to another app or a desktop program and the screen returns to...