You could draw attention from it by placing a rectangular trough planter box there. Google them, they are available in lots of materials ( cement, fiberglass fiberglass, plastic plastic, etc etc.) & colors, some are ”self watering ” but you do have to add water occasionally.

Here are some suggestions:

Duplicate post https://www.houzz.com/discussions/6461909/coverage-ideas-for-expose-foundation#n=4

Some idea with raised planter

As suggested in your duplicate post, I'd paint it or find a stone veneer that matches the window trim and looks intentional.

If you were lucky enough to find a masonry paint/stain the exact color of your stone, you could use that on the foundation. A skilled painter/artist might be able to make it look exactly like stacked stone.