... CIELAB and CIELCH can be used to create those boundaries. Additional tolerancing formulas, known as CMC and CIE94, produce ellipsoidal tolerances.CIELAB TolerancingWhen tolerancing with CIELAB, ... light or dark when comparing theirvalue.For example, when a tomato and a radish are placed side by side, the redof the tomato appears to be much lighter. In contrast, the radish has adarker red ... in otherwords, how close the color is to either gray or the pure hue. Forexample, think of the appearance ofa tomato and a radish. The red ofthe tomato is vivid, while the radishappears duller.Figure...