Tan or cream is going to be your colors w/ that flooring and color cabinets. I'm not going to list any standard subway tiles because it's seems like you would rather have something less traditional. But if you want to see what regular ceramic tiles in a tan color would look like, here your go. similar cabinet color, granite and floor is darker than yours,,,

for a modern look, go w/a longer, thinner glass tile. do a regular offset layout of a stack layout

Check here on EncoreCeramics, they have tones of shapes/sizes, glazes,,the one above and this one are metallic glaze,,and you can mix and match

Thank you very much Beth for valuable information. Can you share any pics that gives me an idea of mix and match pattern you recoemmended?

Devi,,,do you like the metallic alloy finishes? I posted 3 of them, above. I also posted the link to their page. if you click on that and look at their metallic blends, you'll see what I mean. for instance, that black chevron tile is two different metallic colors that they've blended to for that pattern. ditto the hex below it. they also have regular glazes that you can blend w/different tile shapes,,,this is an example. they make some beautiful tiles over there

this is their matte glaze example. (one of them. they have many