On Monday, March 25, 2019 at 11:27:22 PM UTC+11, cts 3000 wrote:
> Is it possible to change the C64 color palette,
> by some software, or hardware hack?
>
> Thanks,
>
> Chris

Yes.

Back in the early 1990s IIRC a Polish C64 newstand magazine published a a 
combination hardware/software hack. It used a small software routine to adjust 
the colours dynamically via the RF cable spliced with the cassette port.

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