On Move Event

var config = {
    type: Phaser.WEBGL,
    parent: 'phaser-example',
    scene: {
        preload: preload,
        create: create
    }
};

var game = new Phaser.Game(config);

function preload ()
{
        this.load.setBaseURL('https://cdn.phaserfiles.com/v355');
    this.load.image('eye', 'assets/pics/lance-overdose-loader-eye.png');
}

function create ()
{
    var sprite = this.add.sprite(400, 300, 'eye').setInteractive();

    sprite.on('pointermove', function (pointer) {

        this.setTint(Math.random() * 16000000);

    });
}