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Quick answer：Lab color refers to the CIE 1976 Lab color space, which is a color model defined by three values: L for lightness, a for green-magenta axis, and b for blue-yellow axis. It is often used in image processing and color matching.
Quick answer：Lab color refers to the CIE 1976 Lab color space, which is a color model defined by three values: L for lightness, a for green-magenta axis, and b for blue-yellow axis. It is often used in image processing and color matching.