Hey 8537 is there! In fact, this colour scheme bears a bit resemblance to Princess Diana's red and purple outfit when visiting Hong Kong in November 1989. Later I even rode this 8537 on the eastbound full trip of 788.
<a href="//commons.wikimedia.org/wiki/User:N509FZ" title="User:N509FZ">N509FZ</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>