Harkin Chern

I face the same mishap, and open one issue [Cannot be shown in transparent colors when Plotting the gene expression data](https://github.com/scverse/spatialdata/issues/554) at SpatialData.  don't know why, but guess may...

Thankfully @LucaMarconato , after the update, it is now possible to display transparent colors. ```shell pip install --upgrade spatialdata-plot==0.2.2 ```  However, i found exp maybe diiferent if chage get_cmap()...

hello, @giovp @timtreis . I used the same code according to the tutorial, but the result is not ideal, is it the version reason?  I have open one issue...

Thankfully @LucaMarconato @timtreis @grst , after the update spatialdata-plot, the issue has been resolved and the issue [Cannot be shown in transparent colors when Plotting the gene expression data #554](https://github.com/scverse/spatialdata/issues/554)...

Not sure if it's an issue with matplotlib, the RGBA settings don't work when I'm doing gene expression plotting, too. The issue: scverse/spatialdata#554