As far as I understand this is the new colour scheme for this particular machine, it used to be black+red+blue before.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/41503862@N08">Tatiana Bulyonkova</a> from Novosibirsk, Russia
<p><a rel="nofollow" class="external text" href="https://www.flickr.com/photos/ressaure/8077729947/">Helix Mil Mi-8T</a>
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<ul><li>Uploaded by <a href="//commons.wikimedia.org/wiki/User:High_Contrast" title="User:High Contrast">High Contrast</a></li></ul>