The colors are loaded from [[Calibration]], with the set of fields to use selected by color_variation. When color_variation is invalid (must be 1-4), fixed color values are returned.
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The colors are loaded from [[Calibration]], with the set of fields to use selected by ColorVariation. When ColorVariation is invalid (must be 1-4), the following fixed color values are returned: 0xFF323232, 0xFF323232, 0xFFFFFFFF, 0xFFFFFFFF, 0xFF000000.