Pale brownish-yellow colour (5)
I believe the answer is:
ochre
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">pale brownish-yellow colour</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for ochre that I've seen before include "Yellow-orange colour" , "Light yellow-brown colour" , "Yellowish-brown or red pigment" , "Orangey colour" , "Yellow/brown/red pigment" .)