Process leather (3)
I believe the answer is:
tan
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">process leather</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for tan that I've seen before include "Brown colour acquired from sun" , "Process" , "Tawny" , "Make black and blue" , "Shade of brown" .)