A11y_Windows Terminal_Close Window_Color contrast: Color contrast ratio for 'Close all' button is less than 4.5:1 ratio #7506

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opened 2026-01-31 01:05:41 +00:00 by claunia · 0 comments
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Originally created by @Amulya-95 on GitHub (Apr 20, 2020).

GitHubTags: #A11y_WindowsTerminal; #WindowsTerminal; #A11yTCS; #A11yMAS; #Win10; #DesktopApp; #ColorContrast; #MAS1.4.3; #C+E-H; #A11ySev2;

Check out Accessibility Insights! - Identify accessibility bugs before check-in and make bug fixing faster and easier

Environment Details:
Windows Terminal
Version: 0.10.781.0
OS: Windows 10 (Version 1909, Build: 18363.778)

Repro Steps:
1.Hit the URL "aka.ms/terminal" and install "Windows terminal (Preview)" application
2.Open "Windows terminal (Preview)" application
3.Tab to multiple tabs
4.Use "Alt + F4" to close whole window and pop up will be displayed
5.Verify whether 'Close All" button color contrast ratio is greater or equal to 4.5:1

Actual Result:
Color contrast ratio for 'Close all' button is less than 4.5:1 ratio

Expected Result:
Color contrast ratio for 'Close all' button should be greater than or equal to 4.5:1 ratio

User Impact:
Low vision users will find difficulty, if the color contrast ratio is less than 4.5:1 ratio

MAS Reference:
https://microsoft.sharepoint.com/:w:/r/teams/msenable/_layouts/15/WopiFrame.aspx?sourcedoc={a73546c7-765f-489c-b18f-afb659fe99e6}

Attachment:
Bug 5425_Color contrast ratio fails for 'Close All' button

Originally created by @Amulya-95 on GitHub (Apr 20, 2020). GitHubTags: #A11y_WindowsTerminal; #WindowsTerminal; #A11yTCS; #A11yMAS; #Win10; #DesktopApp; #ColorContrast; #MAS1.4.3; #C+E-H; #A11ySev2; [Check out Accessibility Insights!](https://nam06.safelinks.protection.outlook.com/?url=https://accessibilityinsights.io/&data=02%7c01%7cv-tagott%40microsoft.com%7cb67b2c4b646d4f9561a208d6f4b5c39b%7c72f988bf86f141af91ab2d7cd011db47%7c1%7c0%7c636965458847261333&sdata=PJMiKjb64uwhBN98LZpctnBiAVeOvw%2BLBrnxBtrjl2M%3D&reserved=0) - Identify accessibility bugs before check-in and make bug fixing faster and easier **Environment Details:** Windows Terminal Version: 0.10.781.0 OS: Windows 10 (Version 1909, Build: 18363.778) **Repro Steps:** 1.Hit the URL "aka.ms/terminal" and install "Windows terminal (Preview)" application 2.Open "Windows terminal (Preview)" application 3.Tab to multiple tabs 4.Use "Alt + F4" to close whole window and pop up will be displayed 5.Verify whether 'Close All" button color contrast ratio is greater or equal to 4.5:1 **Actual Result:** Color contrast ratio for 'Close all' button is less than 4.5:1 ratio **Expected Result:** Color contrast ratio for 'Close all' button should be greater than or equal to 4.5:1 ratio **User Impact:** Low vision users will find difficulty, if the color contrast ratio is less than 4.5:1 ratio **MAS Reference:** https://microsoft.sharepoint.com/:w:/r/teams/msenable/_layouts/15/WopiFrame.aspx?sourcedoc={a73546c7-765f-489c-b18f-afb659fe99e6} **Attachment:** ![Bug 5425_Color contrast ratio fails for 'Close All' button](https://user-images.githubusercontent.com/51435266/79754443-2ece5180-8335-11ea-9aff-ff104cc38b4d.png)
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Reference: starred/terminal#7506