Return to Answer

extension UIApplication {
    var statusBarView: UIView? {
        if responds(to: Selector("statusBar")) {
            return value(forKey: "statusBar") as? UIView
        }
        return nil
    }
}

UIApplication.shared.statusBarView?.backgroundColor = .red

Update for iOS 13

App called -statusBar or -statusBarWindow on UIApplication: this code must be changed as there's no longer a status bar or status bar window. Use the statusBarManager object on the window scene instead.

Refer to How to change the status bar background color and text color on iOS 13?

extension UIApplication {
    var statusBarView: UIView? {
        if responds(to: Selector(("statusBar"))) {
            return value(forKey: "statusBar") as? UIView
        }
        return nil
    }
}

UIApplication.shared.statusBarView?.backgroundColor = .red

Update for iOS 13

App called -statusBar or -statusBarWindow on UIApplication: this code must be changed as there's no longer a status bar or status bar window. Use the statusBarManager object on the window scene instead.

Refer to How to change the status bar background color and text color on iOS 13?

extension UIApplication {
    var statusBarView: UIView? {
        if responds(to: Selector("statusBar")) {
            return value(forKey: "statusBar") as? UIView
        }
        return nil
    }
}

UIApplication.shared.statusBarView?.backgroundColor = .red

extension UIApplication {
    var statusBarView: UIView? {
        if responds(to: Selector("statusBar")) {
            return value(forKey: "statusBar") as? UIView
        }
        return nil
    }
}

UIApplication.shared.statusBarView?.backgroundColor = .red

Update for iOS 13

App called -statusBar or -statusBarWindow on UIApplication: this code must be changed as there's no longer a status bar or status bar window. Use the statusBarManager object on the window scene instead.

Refer to How to change the status bar background color and text color on iOS 13?

extension UIApplication {
    var statusBarView: UIView? {
        return value(forKey: "statusBar") as? UIView
    }
}

UIApplication.shared.statusBarView?.backgroundColor = .red

extension UIApplication {
    var statusBarView: UIView? {
        if responds(to: Selector("statusBar")) {
            return value(forKey: "statusBar") as? UIView
        }
        return nil
    }
}

UIApplication.shared.statusBarView?.backgroundColor = .red