Colour; tanned (5)
I believe the answer is:
brown
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">colour</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(brown is a colour)</span><br/ ><br/ >'<span class="explanation-format__original">tanned</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for brown that I've seen before include "Colour; ex-PM" , "Rugby hero" , "Colour of earth" , "Colour (of the PM?)" , "Dark - tanned - successor to Blair?" .)