[atari7800] Re: Colors: RGB to Maria formula?

  • From: "Eckhard Stolberg" <Eckhard_Stolberg@xxxxxx>
  • To: <atari7800@xxxxxxxxxxxxx>
  • Date: Wed, 3 Nov 2004 21:23:42 +0100

I've been over this a couple times on [stella]; no one can agree on
"proper" RGB values for the 128 Atari 2600 colors; everybody has different
ideas and different equations, and everybody claims everybody else is
doing it wrong.  (see

Yes, it would probably be a good idea for emulators to allow some kind of user control over the colours. But it might be better, if things were a little easier than with the formula in your web form. Could you come up with a formula that uses all the inputs that you can control on a normal NTSC TV with values from 0% to 100%? That would be really helpful.


Ciao, Eckhard Stolberg


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