dosubot[bot] commented on issue #37711:
URL: https://github.com/apache/superset/issues/37711#issuecomment-3855391790

   <!-- Answer -->
   This is a known limitation in Superset's color handling: even if you clear 
the dashboard color scheme, the dashboard metadata (especially 
`map_label_colors` and `shared_label_colors`) can still override or mix 
chart-level color schemes when rendering in a dashboard context. The color 
scheme dropdown is disabled in dashboards because the dashboard layer enforces 
its own label-color map after chart form data is saved, making chart-level 
schemes appear ignored if `map_label_colors` exists—even if the dashboard 
scheme is blank. This can cause the kind of color mixing and override you’re 
seeing, especially if charts share labels or if the dashboard previously had a 
color scheme set. [Details in code and 
issues](https://github.com/apache/superset/blob/829e4d92d91ceae4b43b1ed3b063ffe45377799c/superset-frontend/src/explore/components/controls/ColorSchemeControl/index.tsx#L49-L335).
   
   Workarounds that sometimes help: edit and re-save the dashboard, clear 
browser cache, and re-save each affected chart. If the problem persists, check 
the dashboard's JSON metadata for leftover `map_label_colors` or 
`shared_label_colors` and try clearing them. There’s ongoing work to improve 
this, but as of 6.0.0, there’s no direct way to force dashboards to always 
respect chart-level color schemes if label color metadata is present. [More 
context here](https://github.com/apache/superset/issues/33839).
   
   If you need per-chart color schemes in dashboards, you may need to manually 
clean up dashboard metadata or wait for upstream fixes that better separate 
chart and dashboard color precedence.
   
   
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