The default theme for Office is Use system setting, which matches the Windows theme. You can change the look and feel of all your Office programs by changing the Office Theme or background.

How to change your Office theme

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To change the background color and design of all your Office programs, go to  File > Options > General > Office Theme.

Settings for Office theme

Colorful theme

The colorful theme aligns with the visuals of our modern Office apps by bringing their primary accent color to the ribbon.

The colorful theme in Excel:

Excel using Coloful theme
 

The colorful theme in PowerPoint:

PowerPoint using Colorful theme
 

The colorful theme in Word:

Colorful theme for Word

Dark gray theme

The dark gray theme is perfect for those who prefer a softer take on high-contrast visuals. Here's an example of the dark gray theme applied to PowerPoint:

PowerPoint using Dark Gray theme

Black theme

This feature is only available if you have a Microsoft 365 subscription. If you are a Microsoft 365 subscriber, make sure you have the latest version of Office.

The Black theme provides the highest-contrast visual for your Office theme. Here's an example of the black theme applied to PowerPoint:

PowerPoint using Black theme

White theme

The white theme displays the classic look of Office. Here's an example of the white Theme in PowerPoint:

White theme in PowerPoint

On the Mac if you're a Microsoft 365 or 2019 subscriber you can set macOS to Dark Mode and Office will respect that choice. If you're still using Office 2016 you can choose between two Office themes: Colorful or Classic.

To change the Office theme click on the menu for your Office application (Word, Excel, etc) and select Preferences > General. Under the Personalize section you can configure your theme.

Dark Mode

This is a subscriber-only feature This feature is available only to Microsoft 365 Subscribers for Windows desktop clients.

To put Office in Dark Mode (AKA "Night mode") you need to change this setting in the macOS system preferences. Click the Apple menu at the top left, select System Preferences > General and at the top of the dialog box you can switch your macOS from Light to Dark.

Setting for macOS dark mode

Here's an example of Word in Dark Mode.

Dark theme for Word in macOS

If you'd like to keep Dark Mode enabled for your OS, but want to turn it off for individual Office apps, go to the app preferences (For example: Word > Preferences) and on the General tab look for the Personalize group. There you'll find Turn off Dark Mode. Note that this setting only affects the current app, so if you want it turned off in Word AND Excel, for example, you'll need to repeat this step in each of those apps.

Dark mode off setting

Colorful theme

The colorful theme aligns with the visuals of our modern Office apps by bringing their primary accent color to the ribbon. Here's an example of the colorful theme in Word.

Word for macOS using Colorful theme

Classic theme

The classic theme is for Office 2016 customers who want the classic look of Office. Here's an example of the classic theme in Word.

The ribbon in Word for Mac in classic theme

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This article was last updated by David on June 29th, 2021 as a result of your comments. If you found it useful, and especially if you didn't, please use the feedback controls below to leave us some constructive feedback so we can continue to make it better.

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