title: how to set header font color in iText
body: <pre><code>HeaderFooter header = 
        new HeaderFooter(new Phrase("test", new Font(bf_times)), false);
  header.setAlignment(Element.ALIGN_CENTER);
  header.setBackgroundColor(new Color(0xB5091E));
  
  document.setHeader(header);
  </code></pre>
  
  <p>I want to set the Font color for <code>test</code> to white (<code>FFFFFF</code>)</p>