✊🏿 Black Lives Matter. Please consider donating to Black Girls Code today.
🧬 Learn how to build RNA-Seq data apps with Python & Dash. Register for the May 20 Webinar!

Weird color behind colorbar

Hello,
I am getting this black background around the colorbar. Any idea how I can set it to white?

fig.update_layout(coloraxis_colorbar_bgcolor='rgba(0,0,0,0)') did not work. I’m using the simple_white template