Figure 3. Hue angle, a* and b* colour chart

From

Quality Attributes, Physiology, and Postharvest Technologies of Tomatoes (Lycopersicum Esculentum) – A Review

Uchenna Emmanuel Umeohia, Abiodun Adekunle Olapade

American Journal of Food Science and Technology. 2024, 12(2), 42-64 doi:10.12691/ajfst-12-2-1