Congratulations on the new project! Kitchen projects are some of the most popular. You can see what other people have done by going to the quick browse lists in the community – created wiki, Going down near the bottom of that page to the “project reports” section, then to the end of that for the “projects by room” and choosing the kitchen list. Lots of threads there on undercabinet lighting, for example.
When it comes to switch is for smart bulbs, I agree that right now the Inovelli red series is the most interesting. Or the Homeseer, although those need a DTH update to work with the new app.
That said, my suggestion for a kitchen would instead be a separate scene controller, probably battery operated, which would let you pick from multiple different scenes to handle the various lighting configurations that might occur. I think this is both more flexible and more intuitive.
The remotec 90 is a popular choice for this:
But a lot of people also like a wall mount tablet or phone:
I also recommend the following thread on zone lighting for kitchens, it has a lot of good ideas. It applies even if you don’t have an island.
And if you do have an island, the following is a good article: