Color Filters

Applies color filters to improve color differentiation or support users with color vision difficulties.

What does this setting do?

Color filters make it easier to distinguish colors and recognize interface elements when certain color combinations are hard to perceive. Depending on the operating system, different filters may be available, such as red-green correction, blue-yellow correction or grayscale. These filters can improve readability, enhance icon recognition and reduce visual overload.

Instructions for different systems

Version: iOS 15+

Open Settings > Accessibility > Display & Text Size > Color Filters. Turn on Color Filters. Choose a suitable filter, such as Red-Green, Blue-Yellow, Color Tint, or Grayscale. The screen appearance is adjusted accordingly.

Version: varies by device

Open Settings > Accessibility > Color correction. Turn on Color correction and select an available mode, such as Deuteranomaly, Protanomaly, or Tritanomaly.

Note: Available modes and labels may vary slightly depending on the device.

Version: Windows 10/11

Open Settings > Accessibility > Color Filters. Turn on Color filters and choose a suitable option, for example:

  • Red–green (Deuteranopia)

  • Red–green (Protanopia)

  • Blue–yellow (Tritanopia)

  • Grayscale

  • Inverted

  • Inverted grayscale

Tip:
Enable the shortcut Windows key + Ctrl + C to quickly turn color filters on or off.

Version: macOS Ventura/Sonoma

Open System Settings > Accessibility > Display > Color Filters. Enable Color Filters and choose an appropriate option. macOS offers basic tint and grayscale options. Note: The range of available filters is more limited than on iOS.

Often mentioned in relation to the following conditions:

Commonly used for the following difficulties:

Color Vision Difficulty

Users who have trouble distinguishing certain colors benefit from color filters or high-contrast UI themes.

Low Contrast Tolerance

Low contrast text or icons can be difficult to recognize. High-contrast modes or bold text improve visibility.

Relation to WCAG guidelines

For setting to be effective, a website or app often must be technically implemented in such a way that it respects operating system and browser settings.

Developers and designers should follow the Web Content Accessibility Guidelines (WCAG). The following WCAG criteria are particularly relevant for this setting:

Open WCAG List

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