lib-colors/dist/rgb/helpers/rgb_to_gray.helper.js

Simple node.js library for work with colors

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.rgbToGray = rgbToGray;
function rgbToGray(rgb) {
    const { r, g, b, a } = { ...rgb };
    const grayscale = Math.round(((0.299 * r + 0.587 * g + 0.114 * b) * 100) / 255);
    return {
        g: grayscale,
        a,
    };
}