go to the source of the photo.

I tried but have not heard back. I also tried via facebook. I was hoping to try one last time using another way before we make final selections tomorrow.

The grey stain or the brown? Photos are famously unreliable for color render between photoshop and different monitors. Unless you are doing custom you just have to select the stock color closest to the sample. Please rethink the grey, you will thank me in five years.

We are doing a custom build and looking at the brown color against the wall.

Great!

Check out Thunderous SW or Sharkskin BM and their shades.

https://plan-home.com/color/storm-warning-sw-9555

If you mean the cabinets on the wall on the left, they look to be a stain, not an opaque color. So if you want that effect, you are not going to get it with a uniform paint color. Talk to whoever is going to do the work and show them the photo to make sure you get what you want.

Take the pic to the cabinet maker and get some samples to see hoe close you get. Photos are not great at the best of times for color rendition and staged are even worse which is what you are looking at .The fact is unless your other choices are exactly the same yours will not look the same all the stone on that wall is having an effect on the color the flooring, the lighting . Atop trying to match what you cannot