How to change button color, style, and typography | Legacy | Shopify
This guide will help you easily adjust the color and style of your checkout and post-purchase areas in Upsell.com to match your store's theme.
Important
In the latest version of Upsell.com, checkout and post-purchase button styles are applied automatically based on your Shopify checkout settings.
If you want to customize these styles further, or if you are using the legacy version of Upsell.com, you can still use the manual method shown in this article.
This guide remains correct for both legacy users and anyone who wants deeper styling control.
Steps to customize button color and typography
- Click Settings

- Click Checkout, then Customize

- Click the Gear icon

- Scroll down to Color. Here you can:
- Change the button color to match your store's theme or any preferred color
- Change the color of error messages and accentuated colors
- Adjust typography:
- Change the font for headings and body text to align with your store's theme
- Live preview:
- See your changes in the live preview on the right-hand side

- Save changes:
- Click Save in the top right-hand corner

- Confirm changes are visible:
- Go to your store's page
- Refresh the browser (you may need to clear the cache)
- Check that the changes are applied across all areas: checkout page, post-purchase page(s), thank you page, and order status page
You now have a fully-branded flow! More conversions here we come!
Well, that's a wrap!
If this article did not solve your issue, our support team is available for you 24/7. Just click the live chat button at the bottom-right corner of this page.
Updated on: 19/11/2025
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