Gauge Visualization same color as background

HI Anonymous 

You have background color in the format section.

Hi Anonymous 

Go to Visualizations and "get more visuals"

In this case I would use either of the below visualizations or search for other gauge vizualizations available.

Or

Hi Anonymous ,

For my test, in Format pane, you could change the page color(wallpaper), visual’s background color and the filled part of Gauge visual ,but the color of the unfilled part could not be changed.

Otherewise, you could change the theme in View tabs

My visualization looks like this:

Hope to reply to me.

Best Regards,

Eyelyn Qin