UITableView - change section header color

Question

How can I change color of a section header in UITableView?

EDIT: The answer provided by DJ-S should be considered for iOS 6 and above. The accepted

Answer 1

Just change the color of layer of the header view

- (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section 
{
  UIView *headerView = [[[UIView alloc] initWithFrame:CGRectMake(0, 0,    tableView.bounds.size.width, 30)] autorelease];
 headerView.layer.backgroundColor = [UIColor clearColor].CGColor
}