Snapshot Pixel

class Example extends Phaser.Scene
{
    preload ()
    {
        this.load.setBaseURL('https://cdn.phaserfiles.com/v385');
        this.load.image('pym', 'assets/pics/cougar-face-of-nature.png');
        this.load.image('logo', 'assets/sprites/phaser3-logo.png');
        this.load.image('red', 'assets/particles/red.png');
    }

    create ()
    {
        const g = this.add.graphics().setDepth(1);

        this.input.on('pointerdown', function (pointer)
        {

            this.game.renderer.snapshotPixel(pointer.x, pointer.y, pixel =>
            {
                g.clear();
                g.fillStyle(pixel.color);
                g.fillRect(0, 0, 128, 128);

            });

        }, this);

        //  Everything from here down is just stuff to display, so you can grab from it

        const bg = this.add.image(400, 300, 'pym').setScale(3);
        bg.texture.setFilter(1);

        const particles = this.add.particles(0, 0, 'red', {
            speed: 100,
            scale: { start: 1, end: 0 },
            blendMode: 'ADD'
        });

        const logo = this.physics.add.image(400, 100, 'logo');

        logo.setVelocity(100, 200);
        logo.setBounce(1, 1);
        logo.setCollideWorldBounds(true);

        particles.startFollow(logo);
    }
}

const config = {
    type: Phaser.AUTO,
    width: 800,
    height: 600,
    parent: 'phaser-example',
    physics: {
        default: 'arcade',
        arcade: {
            gravity: { y: 200 }
        }
    },
    scene: Example
};

const game = new Phaser.Game(config);