If you feel that the current default theme for the PadhAI forums is boring, you can just try out a few other themes.
You can go to this link and set your theme: Interface Preferences
OR you could just press the below (hamburger) button:
And choose a theme from the Theme Selector section:
You can get back to the Default theme anytime.
Feel free to comment on which theme you liked if you try any, or any other better suggestions are warmly welcomed.