[Home](./index.md) > [server](./server.md) > [ParticleEmitter](./server.particleemitter.md) > [colorStartVariance](./server.particleemitter.colorstartvariance.md) ## ParticleEmitter.colorStartVariance property The color variance of an emitted particle at the start of its lifetime. **Signature:** ```typescript get colorStartVariance(): RgbColor | undefined; ```