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Turn high contrast mode on or off in Windows - Microsoft Support

To turn high contrast mode on or off from the sign-in screen, select the Ease of access button in the lower-right corner, then turn on the toggle under High Contrast. To turn high contrast on or off from the keyboard, press left Alt + left Shift + Print Screen.

Change color contrast in Windows - Microsoft Support

Select the Start button, and then select Settings > Ease of Access > High contrast. To turn on high contrast mode, select the toggle button under Turn on high contrast . Windows may display a “Please wait” screen for a few seconds, after which the colors on the screen change.

Turn high contrast mode on or off in Windows - Microsoft Support

To turn high contrast mode on or off from the sign-in screen, select the Ease of access button in the lower-right corner, then turn on the toggle under High Contrast. To turn high contrast on or off from the keyboard, press left Alt + left Shift + Print Screen.

Use high contrast on your Xbox console | Xbox Support

Turn on the high contrast setting by using any of the following methods: Press the Xbox button to open the guide, select Profile & system > Settings > Accessibility > High contrast, and then turn on Dark theme or Light theme. If you’re using a keyboard, press Shift + Alt + PrtScn to turn high contrast on or off.

Change the brightness, contrast, or sharpness of a picture

Adjust the brightness, sharpness, or contrast. Click the picture that you want to change the brightness for. Under Picture Tools, on the Format tab, in the Adjust group, click Corrections. Depending on your screen size, the Corrections button may appear different.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Project Online Desktop Client, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Project Professional 2021, Project Standard 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Project Professional 2019, Project Standard 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Project Professional 2016, Project Standard 2016, Excel 2013, Word 2013, Outlook 2013, PowerPoint 2013, Project Professional 2013, Project Standard 2013, Excel 2010, Word 2010, Outlook 2010, PowerPoint 2010, Excel 2007, Word 2007, Outlook 2007, PowerPoint 2007

Use color and contrast for accessibility in Microsoft 365

For more info on the high contrast options, refer to Change color contrast in Windows. To go to the Accessibility settings on your computer, press the Windows logo key+U or select Start > Settings > Accessibility. Select Contrast themes. Expand the Contrast themes menu, select the theme you want.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Mac, OneNote for Mac, Microsoft Teams

Outlook: Use sufficent contrast for text and background colors

The text in your email should be readable in High Contrast mode so that everyone, including people with visual disabilities, can see it well. For example, use bright colors or high-contrast color schemes on opposite ends of the color spectrum. White and black schemes make it easier for people who are colorblind to distinguish text and shapes. To find insufficient color contrast, use the Accessibility Checker.
Applies To: Outlook for Microsoft 365, Outlook for Microsoft 365 for Mac, Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Outlook 2016 for Mac, Outlook 2013, Outlook on the web, Outlook.com, Outlook 2010, Outlook for iOS, Outlook on the web for Exchange Server 2016

Make the computer easier to see - Microsoft Support

Open the Make the computer easier to see page by clicking the Start button , clicking Control Panel, clicking Ease of Access, clicking Ease of Access Center, and then clicking Make the computer easier to see. Select the options that you want to use: Choose a High Contrast theme.

Change settings in Teams - Microsoft Support

Turn on high contrast mode. Select Settings and more at the top of the app, then select Settings > General. In the Theme section, choose High contrast. You can also select the Dark or Default theme. Set Teams to start automatically. Teams is set to automatically open and run in the background as soon as you start your device.
Applies To: Microsoft Teams
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