Your proposal is quite interesting and in some way practically repeats my suggestion made in an earlier post: #Post268860
. For me, this is also one of the desired changes in future versions, so that all constantly visible elements and components of the client are in harmony with each other in their customized colors and did not cause rejection.
Really best solution would be to include the ability to change colors for all these elements, so that they fit into the overall individually customized design.
High hopes for significant changes towards new possibilities for customization colors and designs to eliminate visible deficiencies - voiced in this post: #Post268834
It remains only to wait until the new beta version is released to see what came out of it, how will it look like and what managed to implement into reality.