API Reference > imodeljs-common > Symbology > ThematicGradientSettingsProps > colorScheme colorScheme colorScheme: undefined | ThematicGradientColorScheme The color scheme used to generate the colors of the gradient within the applied range. Defaults to ThematicGradientColorScheme.BlueRed. Defined in core/common/src/ThematicDisplay.ts Line 61 Last Updated: 11 June, 2024