INTERIOR AMMM by architecture, via Behance - Narrow vanity alongside the tub. This is what we have only our sink is centered (way too close to the toilet). I was having trouble finding images of off center sinks in this configuration.
If a neutral spa-like décor is much more your thing, then there’s no need to be a plain-Jane about it. This bathroom decor sports a beautiful irregular pattern within its subtle tones, and the darker walls of the walk-in shower really beef up the pallet.