Accessibility: High Contrast & Color Filters

Windows 10

Press the Windows logo key + U to open Ease of Access settings, then select High contrast.

Switch on the toggle under Turn on high contrast. You'll be asked to wait a few seconds while your device adjusts.

Under Choose a theme, select a high contrast theme from the drop-down menu, and then select Apply.

Color Filters (Windows 10 v1709 or newer)

To use a color filter:

Select Start  > Settings  > Ease of Access > Color filters, or Windows key + Ctrl + C

Switch on the toggle under Turn on color filters.

Select a color filter from the menu. Try each filter to see which one suits you best. These apply to everything on the screen, options are:

Grayscale

Monochromic (gray) shades, ranging from pure white on the lightest end to pure black on the opposite end.

Invert

Color inversion exchanges color values. For example, black text on a white screen becomes white text on a black screen.

Grayscale Inverted

Inverted grayscale

Deuteranopia

(Green weak) - difficulty with discriminating red and green hues 

red and green are the main problem colors,

Protanopia

(Red weak) - difficulty with discriminating red and green hues

difficulties to distinguish between blue and green colors and also between red and green colors

Tritanopia

Difficulty discerning between bluish and greenish hues, as well as yellowish and reddish hues

Confuse blue with green and yellow with violet

Windows 10 (V1903)

In the Color filters, you won’t find new settings, but users now will get a warning about “Night light” affecting the color filter experience, and you’ll find a link to quickly disable “Night light.

Earlier versions of Windows

Windows 7

Click the Start button and then click Control Panel. In the search box, type window color, and then click Change window colors and metrics.

Under Basic and High Contrast Themes, click the high-contrast theme that you want to use.

Windows 8/8.1

Swipe in from the right edge of the screen and tap Settings (or if you're using a mouse, point to the lower-right corner of the screen, move the mouse pointer up, and click Settings).

Select Change PC settings, and then select Ease of Access.

Under High contrast, select the button to turn high contrast on and off.