iOS 7: modal view controller status bar is wrong color but normal view controllers are correct

Question

I have an issue in iOS7 where a normal UINavigationController pushed view controller has the correct status bar text color for the UINavigationController navbar color (which is

Answer 1

My solution:

newViewController.modalPresentationStyle = .fullScreen

By default, UINavigationController decides the status bar style and overrides all sub view controllers styles. However, when a modal view controller is fullscreen, its method preferredStatusBarStyle is called.