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Sankey Diagram - Hover Label Opacity

Hi Community,

Is there a way to set the opacity of the hover label to full.

Currently it makes the hover label difficult to interpret at times due to it’s see through nature.

I’ve seen options to change the colour, but can’t seem to find any options to adjust the opacity.

Example of a hard to read hover label:


I submitted the issue. https://github.com/plotly/plotly.js/issues/4846