Tips from arty quintet unoriginally aping Kind of Blue (4)

I believe the answer is:

aqua

'kind of blue' is the definition.
(I know that aqua is a type of blue)

'tips from arty quintet unoriginally aping' is the wordplay.
'tips from' suggests taking the first letters (letters on tips of the word).
The first letters of 'arty quintet unoriginally aping' is 'AQUA'.

(Other definitions for aqua that I've seen before include "Tint of blue" , "Water; pale blue colour" , "Prefix denoting "water"" , "Light bluish-green -- water" , "which supports boats?" .)

I've seen this clue in The Times.

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