If you want to have a smart lighting system that works without a hub, try The LIFX Color A19 Wi-Fi Smart LED Light Bulb 2nd gen. It is a smart light bulb that is controllable via your smartphone, compatible with Amazon Echo and works without a hub. Choose from over 1000 white light possibilities and over 16 million color variations; which can easily let you set the mood for any gathering, moment or situation. Furthermore, this smart light bulb includes Wi-Fi capabilities and provides easy installation.
Amazon users rated this product a 3.5 out of 5 stars, claiming it is a bit pricey, but very cool and effective overall. Some play with it using IFTTT recipes and it's awesome.