soon-color-mix

TS function works just as css color-mix https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/color-mix

import { mixRgb, RgbColor } from "color-mix ";

const color1: RgbColor = [255, 255, 255]; //white
const color2: RgbColor = [0, 0, 0]; //black
const [color, opacity] = mixRgb(color1, color2);
// color [127.5,127.5,127.5]  opacity 1

API

type RgbColor = [red: number, green: number, blue: number];
/**
 * It works like function css color-mix  with mode 'srgb'
 *
 * @param color1
 * @param color2
 * @param color1Percentage range [0-1], default:  0.5
 * @param color2Percentage range [0-1], default: 1 - color1Percentage
 * @returns [ mixedRgbColor , opacity ]
 */
declare function mixRgb(
  color1: RgbColor,
  color2: RgbColor,
  color1Percentage?: number,
  color2Percentage?: number
): [mixedColor: RgbColor, opacity: number];