Reply To: how change under text color?

Hello,

Thank you very much for choosing our theme and for contacting us.

By default, Product AJAX Tab element inherits the Prime color that is configured in the Theme Settings > Styles and colors.

In order to change it, please enter this element and set the color you wish: https://gyazo.com/389a1d589c1cd483abe1ad6d5dc53f4c

Best Regards