API Reference > imodeljs-common > DisplayStyles > HemisphereLightsProps HemisphereLightsProps Interface Wire format for a pair of hemisphere lights associated with a LightSettingsProps. Hemisphere lights are oriented in opposite directions along the world Z axis. Each has its own color; they share one intensity. They are often used to simulate outdoor reflection of light from the ground and sky, so the colors often match the ground and sky colors of the HemisphereLightsProps.SkyBox. Properties Name Type Description intensity undefined | number Intensity of the lights. lowerColor undefined | RgbColorProps The color of the upward-facing light. upperColor undefined | RgbColorProps The color of the downward-facing light. Defined in core/common/src/LightSettings.ts Line 204 Last Updated: 12 June, 2024