Print tint (5)
I believe the answer is:
sepia
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">print tint</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 sepia that I've seen before include "Brown of old photos" , "tone of pictures?" , "Old drawing" , "Sort of ink" , "Colourant" .)