I see what you mean. I wonder how it would look if you truncated the back, maybe give it a more rounded shorter look.
There are a couple of patterns where the back is truncated (sort of) or a half round sort of design.
Links:
https://thecrochetcrowd.com/crochet-tranquility-trinity-shawl/
https://saltypearlcrochet.com/mermaid-tears-shawl/
https://www.ravelry.com/patterns/library/uwila