[Home](./index.md) > [rc-js-util](./rc-js-util.md) > [Vec4](./rc-js-util.vec4.md) > [setRGBAColor](./rc-js-util.vec4.setrgbacolor.md) ## Vec4.setRGBAColor() method **Signature:** ```typescript setRGBAColor(_packedRGBA: number, _normalize?: boolean): Vec4; ``` ## Parameters

Parameter	Type	Description
\_packedRGBA	number	The number to be unpacked.
\_normalize	boolean	_(Optional)_ If true, normalize components between 0 - 1.

**Returns:** [Vec4](./rc-js-util.vec4.md)<TArray>