Houzz Logo Print

concrete looking porcelain or off white?

last year

I like the picture below, but having issues getting the right samples to achieve it. I’ve posted a light and dark gray of samples. I can’t visualize the end result at all, but I don’t have a decorators eye.
Also wanting a shower with clean lines, can I use tile 4x4 tile on the shower wall with minimal grout lines to achieve this? Or do I need to go bigger?

I’m open to going with the off white tile (pictured) for the floor . It has a slight gray in it, enough to make it interesting looking. Not sure if it would look good on shower wall or if I should use the small gray tile pictured.

In the end, I believe I’m trying to achieve a clean look like In photo