@Tony The bulb is in a socket with an on / off switch. There is no dimmer on the socket. The bulb itself has a dimmer inside it. It's a multicolor, dimmable wifi smart bulb.

I just bought some used LB130 smart bulbs and one of them stays blue when it is receiving power but is in the OFF state. When it is in the ON state, and the brightness is set to 1%, the light is...