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The photo and film industry has been using color rendition charts for decades ensure high quality results. You can learn more by reading one of many articles on the topic.

It offers a standard color chart generator (using published sRGB values) that can be used in your look-dev renders as an stable color reference. The color chart is generated at 1024x768 and should be saved as a 8-bits image (tiff, png) with "burn mapping" enabled.

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