API Reference@grafana/dataalpha

colorManipulator.alpha() function

This API is provided as a preview for developers and may change based on feedback that we receive. Do not use this API in a production environment.

colorManipulator.alpha() function

Set the absolute transparency of a color. Any existing alpha values are overwritten.


export declare function alpha(color: string, value: number): string;


import { colorManipulator } from '@grafana/data';
const { alpha } = colorManipulator;


Parameter Type Description
color string CSS color, i.e. one of: #nnn, #nnnnnn, rgb(), rgba(), hsl(), hsla(), color()
value number value to set the alpha channel to in the range 0 - 1



A CSS color string. Hex input values are returned as rgb