Configuring High Contrast in Windows 10 and 11: Complete Guide

Introduction

High Contrast is a special display theme in Windows designed to improve interface readability by increasing color contrast. It is especially useful for users with vision impairments such as cataracts or color blindness, as well as in bright sunlight or when working on old monitors. By enabling High Contrast, you can significantly reduce eye strain and make working with the system more comfortable. In this guide, we will thoroughly cover how to activate, configure, and use high-contrast themes in Windows 10 and 11.

Requirements

Before you begin, ensure that:

• You have Windows 10 (version 1809 or later) or Windows 11 installed.
• You are logged in with an account that has permissions to change settings (a standard user can change themes, but some system changes may require administrator privileges).
• It is recommended to have the latest Windows updates to avoid known bugs.

Step 1: Opening High Contrast Settings

The easiest way to open High Contrast settings is through the modern Windows Settings app:

1. Press the Win + I key combination (the Windows key and the letter I simultaneously). This opens the Settings window.
2. In the left pane, click on Accessibility (in Windows 10, it may be called "Ease of Access"). In Windows 11, it is "Accessibility".
3. In the list of settings on the right, scroll down to the High contrast section. Click on it to go to the settings.

Alternative method: In the Start menu, start typing "high contrast", and the search results will show "Change high contrast theme". Click on it to open the same settings.

Step 2: Enabling a High Contrast Theme

After navigating to the High contrast section, you will see:

• A toggle for Turn on high contrast. It is disabled by default.
• A dropdown list for Theme to select a preset or saved theme.
• A Customize colors button to create your own theme.
• A Create a custom theme button.

To quickly enable High Contrast:

1. Toggle Turn on high contrast to On.
2. The system will immediately apply the default theme (usually "High Contrast 1" or the last used theme).

The interface will change: window backgrounds will become dark (often black), text will be bright (white or yellow), and window borders will be highlighted with contrasting colors. This may seem stark, but it achieves maximum readability.

Step 3: Selecting a Preset Theme

If the default theme doesn't suit you, you can choose one of the presets:

1. In the High contrast section, find the Theme dropdown list.
2. Click it to expand the options. Available themes may include:
   • High Contrast 1: black text on a white background (most common).
   • High Contrast 2: white text on a black background (for working in the dark).
   • High Contrast Black: black text on a yellow background (high readability).
   • High Contrast White: white text on a blue background.
   • Depending on your Windows version, the list may vary.
3. Select a theme you like. Changes are applied instantly.

💡 Tip: Try several themes to see which one best suits your lighting conditions and preferences. For example, for work in bright sunlight, a theme with black text on a white background may be ideal, while for nighttime work, white on black may be better.

Step 4: Creating a Custom Theme

If the preset themes don't meet your needs, you can create your own:

1. In the High contrast section, click the Create a custom theme button.
2. The High Contrast color settings window will open. On the left, you'll see a list of interface elements:
   • Text
   • Background
   • Hyperlinks
   • Selected text
   • Inactive text
   • Deep background (for windows)
   • And other system elements.
3. To change an element's color, click the corresponding color square. A color palette will open where you can:
   • Choose a color from the standard palette.
   • Go to the Custom tab and enter a HEX color code (e.g., #FFFFFF for white).
4. After selecting a color, click Done (or simply close the palette—the color will be saved).
5. Repeat for all elements you want to customize.
6. When finished, at the top of the window in the Theme name field, enter a name for your theme (e.g., "My Contrast").
7. Click the Save button. The theme will be added to the dropdown list of themes.

Now you can select your theme from the list.

⚠️ Important: Some older applications (Win32) may not fully support custom high contrast themes and may display their own colors. In such cases, high contrast settings may not apply. Support is better for modern apps (UWP, Windows Apps).

Step 5: Additional Settings and Management

In addition to the main settings, there are additional options:

• Keyboard shortcut for switching: By default, Win + Ctrl + C toggles high contrast on or off. To change the shortcut, in the High contrast section, click the Keyboard shortcut link and select a different shortcut from the list or disable it.
• Apply to window backgrounds and system elements: In some versions of Windows, there is an option that extends the theme's effect to more elements. Ensure it is enabled for the full effect.
• Restore defaults: If you get confused with the settings, the color settings window has a Restore defaults button. It will revert to the standard colors for the selected theme.

Step 6: Verifying the Result

After configuring the theme, it's important to ensure everything works correctly:

1. Open File Explorer and check the file list: text should be readable, and the background should be contrasting.
2. Launch your Browser (Microsoft Edge, Google Chrome) and open a few web pages. Hyperlinks should be highlighted with a color from the theme (e.g., yellow).
3. Open Notepad or Word and verify that text is displayed with the correct colors.
4. If you use third-party applications, check them as well. Some programs (e.g., Visual Studio Code) have their own theme settings and may ignore system colors. In such cases, look for "High Contrast" settings within the application.

If any elements don't look as expected, go back to the settings and choose different colors.

Possible Issues

High Contrast does not turn on or turns off by itself

• Cause: There may be a conflict with graphics card drivers or group policies (in corporate networks).
• Solution: Update your graphics card drivers. If you are on a corporate network, contact your system administrator—high contrast may be prohibited by security policies. Also, try restarting your computer after enabling it.

Colors in applications do not change

• Cause: Many applications, especially those written in Java or with custom rendering, do not use system colors.
• Solution: For such applications, look for an option like "Use system colors" or "High Contrast support" in their settings. For example, in Chrome: chrome://settings/appearance and enable "Use system theme". In Office: File → Options → General → "Enable high contrast".

The interface becomes unreadable after configuring the theme

• Cause: The chosen colors may have insufficient contrast between them (e.g., light gray text on a white background).
• Solution: Create a new theme with colors that have high contrast. Use online tools to check contrast (e.g., WebAIM Contrast Checker). Recommended combinations: black/white, black/yellow, white/blue, white/black.

The Win+Ctrl+C shortcut does not work

• Cause: The shortcut may be occupied by another program or disabled.
• Solution: Check if any third-party utilities are capturing keyboard shortcuts (e.g., screenshot programs). Also, in the high contrast settings, ensure the shortcut is enabled. If needed, change it to a different one.

The high contrast theme resets after restarting

• Cause: This sometimes happens due to a settings save error or conflict with other software.
• Solution: Ensure you save created themes. Check if any theme-changing programs (e.g., Classic Shell) are installed that might override system settings. Update Windows.