Yes, it is possible to use different colors for HTML tags in Webflow’s designer. You can achieve this by applying classes and combo classes to the HTML tags. By creating different classes with different color settings, you can apply them to the H1 tag on different pages to change the color.
Here are some helpful links that might give you more context ‘Figma to Webflow plugin - Webflow University Documentation’, ‘https://discourse.webflow.com/t/component-limitation-how-to-add-color-property’