Kinda off-topic, but not entirely - are there some articles and perhaps even reference code for how to get from standard color correction controls (like RGB cur

Kinda off-topic, but not entirely - are there some articles and perhaps even reference code for how to get from standard color correction controls (like RGB curves, or HSL color wheels, etc.) - into a LUT? Use case is just curiosity... was dabbling with applying a LUT to images and thought it'd be nice to create my own with controls as opposed to downloading one pre-baked or using commercial software to export one.