Just seen "effect: colour loop" on a couple of our lights on Home Assistant. And yep, if you pick it the bulb will cycle through the colours it has. Only T2's bedroom lights have this though, none of the others as far as I can see.
Paul Clarke's blog - I live in A small town, Kent. Wed to Clare + dad to two, I am a full-stack web engineer, + I do javascript / Node, some ruby, other languages ect ect. I like pubs, parkrun, eating, home automation and other diy jiggery-pokery, history, genealogy, Television, squirrels, pirates, lego, + TIME TRAVEL.
Yep, deliberately unstyled.