- Greyscale: for a monochrome display
- Red/ Green: for Protanopia colour blindness
- Green/Red: for Deuteranopiacolour blindeness
- Blue/Yellow: for Tritanopia colour blindness
- Colour Tint: To overlay the screen with a single colour filter
This feature can be used in combination with other accessibility settings such as βInvert Coloursβ and βIncrease Contrastβ.
- Open the βAccessibility Settingsβ: Settings > General > Accessibility. (See the article Open Accessibility Preferences on this website for more information.)
- Under the βVisionβ section, tap on βDisplay Accommodationsβ.

- Tap on βColour Filtersβ.

- Tap the toggle switch next to βColour Filtersβ to see the available filters.

- Tap the filter you wish to apply. The screen colours will change immediately. In our example below, we have selected βGreyscaleβ.

- If you choose, βRed/Greenβ, βGreen/Redβ or βBlue/Yellowβ you will see a further option to change the intensity of the filter. Drag slider to the left to decrease intensity or the right to increase intensity.

- If you choose βColour Tintβ, you will see a further two options: A slider to reduce the intensity of the filter
A slider to change the hue of the filter.Drag the slider to adjust the filter to your liking.

Note: You can swipe left and right on the image of coloured pencils at the top of the screen to see different example images of the changes a filter makes to the colours on your screen. In our example below we have applied the βRed/Greenβ filter.

When you are happy with your settings, either tap βBackβ in the top left of the screen to return to the main βAccessibilityβ settings screen or press your deviceβs βHomeβ button to return to the home screen.
More information:
How to enable 'Invert Colours'
How to enable 'Increase Contrast'