This meta-bug is an umbrella container for the issues caused by making Breeze icons dynamic and color-scheme-aware.
In all three cases, we get a bad result by simply using a color straight from the color scheme. Either it's inappropriate, or it doesn't offer enough contrast, or it's appropriate but just looks bad. It would be ideal if we could tint or modify the color scheme colors in CSS.
Created attachment 151933 [details] Desktop What about this?
Created attachment 152384 [details] Gray icons Yet another variant.