Iphone 段控制背景色

是否可以禁用所选索引段控件的蓝色

segmentedControl.segmentedControlStyle = UISegmentedControlStyleBar;

UIColor *newTintColor = [UIColor colorWithRed: 251/255.0 green:175/255.0 blue:93/255.0 alpha:1.0];
    segmentedControl.tintColor = newTintColor;

UIColor *newSelectedTintColor = [UIColor colorWithRed: 0/255.0 green:175/255.0 blue:0/255.0 alpha:1.0];
    [[[segmentedControl subviews] objectAtIndex:0] setTintColor:newSelectedTintColor];