Why Does Future Trunks' Hair Change Colors?

The English language broadcast of Dragon Ball Super has reached the much awaited Future Trunks arc []

Dragon Ball Theory: Why (DBS) Future Trunks' hair was blue, and why it means more than you know.

S.H.Figuarts SUPER SAIYAN TRUNKS - The Boy from the Future

Why did Future Trunks have blue hair in DBS? - Quora

If They Change Trunks Hair Color Again What's Your Vote Besides DBZ Trunks? : r/Dragonballsuper

Is Bulma's hair supposed to be blue, purple, or green? • Kanzenshuu

Dragon Ball: Mind-Blowing Things You Didn't Know About Future Trunks

Why are Bulma and Trunks' hair colors so inconsistent? : r/dbz

So is Future Trunks' hair just retconned to have always been blue? : r/dbz

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Why does Trunks hair suddenly become blue in Dragon Ball Super, while in Dbz it is purple? - Quora

My thoughts on why future Trunks hair is blue in Dragonball super

Why is Trunks hair blue? - Dragon Ball Guru

Trunks Canonical Hair Color [Poll]

Why is Trunks Hair Purple?