Soft shade (4)
I believe the answer is:
aqua
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">soft shade</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for aqua that I've seen before include "which supports boats?" , "-- fortis, 'strong water'" , "- Regia; - fortis" , "- - Libra" , "Hue" .)