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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.

Signature

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

Import

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

Parameters

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

Returns:

string

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