Calculating harmonised colours

Eric Chatonet eric.chatonet at
Tue Dec 20 01:48:37 EST 2005

Hi Bill,

Thanks a lot for all theses links.
When playing with the system color chooser (Mac OS X) I guessed I had  
to convert RGB to HSL and back in order to be able to modify the  
luminosity value and get a range of colours.
The link below is invaluable :-)

Best Regards from Paris,
Eric Chatonet
----------------------    eric.chatonet at

Le 20 déc. 05 à 00:08, Bill Marriott a écrit :

> I think that as a general approach, you probably want to convert to  
> HSL,
> figure out your colors, then convert back to RGB.
> Formulas for this can be found at:

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