Thank you for the suggestion. Version 1.3 has an option for tweaking the theme colors (text color and background color) on the Options page. To roll this out quickly, I didn't create a "color picker." Instead, you need to use a format the extension can insert directly into a style rule. This MDN article describes the possible formats: https://developer.mozilla.org/docs/Web/CSS/color_value This site may help you figure out the hex codes for colors you want to use: http://www.visibone.com/colorlab/