The Windows Insiders may experience a picture quality issue with Camera App version 2016.1130.1. Their pictures are slightly blue or dark.
How to fix:
Microsoft has already fixed this problem and will be flighting an update to Insiders soon.
In the meantime, there is a workaround for this issue. To ensure normal picture quality, toggle the manual mode of the Camera on. To launch manual mode, select the arrow icon on your viewfinder and switch to manual mode.