36
Proposals for a new Fijian flag from 2015. The process of changing flag has since been terminated.
(images2.imgbox.com)
Info about the process and the proposals: https://www.fotw.info/flags/fj!.html
I like 43, it's remains simple and readable but the designer seems to have had some fun making it. It's different from other flags but the inspiration of the geometry from styles like 48 is clear.