📄 threejs/Core/Lights/HemisphereLight

File: HemisphereLight.md | Updated: 11/15/2025


title: HemisphereLight category: Core layout: docs

HemisphereLight

A light source positioned directly above the scene, with color fading from the sky color to the ground color.

This light cannot be used to cast shadows.

Code Example

const light = new THREE.HemisphereLight( 0xffffbb, 0x080820, 1 );
scene.add( light );

Constructor

new HemisphereLight( skyColor : number | Color | string, groundColor : number | Color | string, intensity : number )

Constructs a new hemisphere light.

skyColor | The light's sky color. Default is 0xffffff.
---|---
groundColor | The light's ground color. Default is 0xffffff.
intensity | The light's strength/intensity. Default is 1.

Properties

.groundColor : Color

The light's ground color.

.isHemisphereLight : boolean (readonly)

This flag can be used for type testing.

Default is true.

Source

src/lights/HemisphereLight.js