As an alternative or accent border for your kitchen walls
and/or backsplash, you might want to consider an easy-to-install peel
& stick approach for wall tiles that’s less costly and time consuming, yet
stylish and enhanced with 3D textures. Sometimes the small details can really
make a design. Check out a few ideas here https://www.houzz.com/projects/1262017/kitchen-backsplash

Hello Pradeepa Hari! Please consider having a different color counter top on your island than is on the perimeter cabinets. You might want to do a darker quartz on the white cabinets and a lighter quartz on the dark island. It can create a nice symmetry without seeming boring. Here are some pictures I was able to find to demonstrate what I mean.

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That's brilliant idea. Thanks much

You're welcome! Good luck with your decision-making and enjoy your new kitchen!