Office for Mac Issues

How to Customize Word Theme Colors on a Mac

Emma BrownEmma Brown Nov 3, 2026 869 views

Question details

The user needs to create custom theme colors for Word templates or documents on a Mac.

How to Customize Word Theme Colors on a Mac
Product
Microsoft Word
Device & OS
Mac
Scenario
Modifying document design templates to match specific branding or personal color preferences.
Observed behavior
Word for Mac does not display the 'Customize Colors' option that is normally available in the Windows version of the application.
Before you start

Ensure you have Microsoft PowerPoint installed on your Mac alongside Word, as this workaround requires using PowerPoint's interface to define and save the custom color palette.

Solution 1Recommended

Create Custom Theme Colors Using PowerPoint for Mac

Since Word for Mac lacks a direct option to create custom theme colors, you can use PowerPoint's Slide Master to build the theme. The newly created theme will automatically sync and become available in Word.

Microsoft Office for Mac shares theme files across its suite of applications. By leveraging PowerPoint's built-in color customization tools, you can bypass Word's interface limitations.

1
Open PowerPoint and access Slide Master

Launch PowerPoint for Mac and create a new blank presentation. Navigate to the 'View' tab on the top ribbon and click on 'Slide Master'.

2
Open the Customize Colors dialog

In the Slide Master tab, locate and click on the 'Colors' drop-down menu. Scroll to the bottom of the list and select 'Customize Colors'.

3
Define and save your custom palette

A new window will appear where you can set your desired colors for text, backgrounds, and accents. Give your new custom theme a recognizable name in the 'Name' field and click 'Save'.

4
Apply the new theme in Word

Close PowerPoint and open Microsoft Word. Go to the 'Design' tab, click on 'Colors', and look under the 'Custom' section. Your new theme will appear there, ready to be applied to your document or template.

Create Custom Theme Colors Using PowerPoint for Mac
Theme Synchronization: Custom themes saved in one Office for Mac application are automatically stored in your user profile and become immediately accessible across other Office applications like Word and Excel.
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Frequently Asked Questions

Why is the Customize Colors option missing in Word for Mac?

Microsoft did not include the direct 'Customize Colors' dialog within the Word application for macOS. Instead, the Office for Mac ecosystem relies on PowerPoint's Slide Master feature to generate and save custom color palettes that are shared across the suite.

Where are custom theme files saved on a Mac?

Custom Office themes and color palettes are saved in the user Library folder on your Mac. You can typically find them by navigating to ~/Library/Group Containers/UBF8T346G9.Office/User Content/Themes/Theme Colors.

Can I share my custom Word theme colors with other Mac users?

Yes, you can share custom themes. Navigate to the Theme Colors folder in your Mac's Library, copy the customized .xml color file, and send it to other users. They can then place it in their corresponding Theme Colors folder to use it.

Will my custom Mac colors display correctly when opened on Windows?

Yes. If you apply the custom theme to a document and save it as a template (.dotx) or a standard document (.docx), the customized colors are embedded in the file and will render accurately when opened in Word for Windows.