If you have access to a color target, you can help improve the quality of your camera’s colors, across all relevant open-source software, for yourself and others.
Let me know what camera you have. If we don’t already have color target photos for your camera’s make and model, send two shots, one taken in daylight and one in incandescent tungsten-filament lighting. I will do the rest.
Read the “Shooting the Color Target” section carefully, twice: