Issue Summary

With certain email clients eg. Outlook email notifications sent from Confluence do not reflect the customised content colours

Steps to Reproduce

1. Install Confluence 9.2.5 and setup and Outlook mail client
2. Create a user and configure email
3. Create a new page and add text with colors , which will trigger the mail notification
4. Verify the colors on the mail
5. Reviewing the page content (using the inspect option we see a difference in v9.2.5 compared to previous versions (for example: v8.9.1).
   • Confluence v9.2.5
     
   • Confluence v8.9.1
     

Expected Results

Mail displayed with colors

Actual Results

Here is the actual notification along with the inspect data.{}

When using Gmail as the mail client

• Confluence v9.2.5
  
• Confluence v8.9.1
  

When using Outlook as the mail client , mails are displayed black and white and without colors

Workaround

Currently there is no known workaround for this behavior. A workaround will be added here when available

Versions Tested

Please confirm all versions that have been tested for this issue, and indicate whether the tested version is affected or not affected, below: