In the meantime, Philips Hue does offer some options to take a classic light switch out of action. And I don’t just mean the Philips Hue wall switch module, but also the fact that the mounting plates of the new dimmer switch and also the Smart Button are large enough to be mounted on a flush-mounted box.
Without removing the light switch: Handy frame for the new dimmer switch Installation without electrical fiddling
Installation without electrical fiddling