UITabbar background color

gistfile1.m

//Add this to a subclass of UITabbar controller

- (void)viewDidLoad
{
    [super viewDidLoad];
    
    CGSize tabBarSize = [self.tabBar frame].size;
    UIView *tabBarFakeView = [[UIView alloc] initWithFrame:CGRectMake(0,0,tabBarSize.width, tabBarSize.height)];
    [self.tabBar insertSubview:tabBarFakeView atIndex:0];
    [tabBarFakeView setBackgroundColor:[UIColor redColor]];
}