I have included a few What If parameters in a dashboard, and noticed some strange behavior. The What If parameter slider color custom formatting option does not behave correctly. I created a simple Measure that toggles between two colors. When applied to a Shape object, the Shape changes color as the measures condition is met. The What If parameter does NOT change color despite the measures condition being met. The What If parameter never changes color.
Here is a screenshot of the issue:
When the Color slicer value is changed, an underlying measure updates the color value, however this change is only being reflected on the Shape.
For reference the Measure formula is as follows:
I am unable to attach .pbix files to this post, but I have created a repro pbix file, please PM for more.