How to change navigation bar color in iOS 7 or 6?

Question

I want to change the color of the navigation bar color, but I\'m not sure whether or not I should change the tint or the background. I know iOS 7 is going for a more flat de

Answer 1

One more thing, if you want to change the navigation bg color in UIPopover you need to set barStyle to UIBarStyleBlack

if([UINavigationBar instancesRespondToSelector:@selector(barTintColor)]){ //iOS7
    navigationController.navigationBar.barStyle = UIBarStyleBlack;
    navigationController.navigationBar.barTintColor = [UIColor redColor];
}