ios導航欄字體顏色及背景色設置rgb

 

 //設置導航欄字體大小顏色
    [self.navigationController.navigationBar setTitleTextAttributes:[NSDictionary dictionaryWithObjectsAndKeys:
[UIColor colorWithRed:44.0f/255.0f green:141.0f/255.0f blue:228.0f/255.0f alpha:1.0],
 NSForegroundColorAttributeName, [UIFont systemFontOfSize:18*kViewWidth/320], NSFontAttributeName, nil]];
    
    //設置導航欄背景色
    self.navigationController.navigationBar.barTintColor = 
[UIColor colorWithRed:230.0f/255.0f green:230.0f/255.0f blue:230.0f/255.0f alpha:1.0];