Everything looks gorgeous so far! I think you might not have a big enough backsplash area to show off that fun pattern. I might consider a color instead?
https://www.homedepot.com/p/Merola-Tile-Hudson-Penny-Round-Denim-Blue-12-in-x-12-5-8-in-x-5-mm-Porcelain-Mosaic-Tile-FKOMPR41/206622829
https://encoreceramics.com/product/lapiz-jewel-glaze/
https://tilebar.com/enigma-ash-blue-2x8-polished-ceramic-tile.html
Q
Love the choice of tiles
Q