 changed with
<a href="#hdrftr-color">HEADER_COLOR</a>).
</p>

<p>
Remember that you have to define (or &#8220;initialize&#8221;) a
colour with
<a href="color.html#newcolor">NEWCOLOR</a>
or
<a href="color.html#xcolor">XCOLOR</a>
before you can use the colour.
</p>

<p>
If you create a
<a href="#userdef-hdrftr-rv">user-defined header</a>
with
<a href="#hdrftr-rectoverso">HEADER_RECTO</a>
or
<a href="#hdrftr-rectoverso">HEADER_VERSO</a>,
and you want various elements within the header to be colourized,
embed 