lib-colors/src/gray/helpers/gray_to_rgb.helper.ts

Simple node.js library for work with colors

import type { IRGB } from '../../rgb/rgb.interface';
import type { IGray } from '../gray.interface';

export function grayToRgb(gray: IGray): IRGB {
  const { g, a } = { ...gray };

  const grayscale = Math.round((g / 100) * 256) - 1;

  return {
    r: grayscale,
    g: grayscale,
    b: grayscale,
    a,
  };
}