Neltner Labs

Tutorials and Projects from Brian Neltner

How to convert from HSI to RGB+white.


This post covers, with example code, how to convert from the HSI colorspace previously mentioned as the best colorspace to use when working with LED lighting to RGB+white colorspace in an optimal way.

The punchline is that adding white light to a LED fixture increases dramatically the accuracy of pastel colors and the quality of unsaturated colors generally. The devil, however is in the details.

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