Insights | CGI UK

Cloud and hybrid IT | CGI UK

Health and care | CGI UK

First time visit: View without clicking anything

IT and business consulting services | CGI UK

CGI GeoData360 | CGI UK

Manufacturing | CGI UK

Communications | CGI UK

Advisory Services | CGI UK

Space | CGI UK

When specifying accessible names via `aria-labelledby`, ensure that the 
label elements exist.

## Explanation

Accessible names are required for many parts of a page, including form controls.
One way to accomplish this is to use `aria-labelledby` to specify the ID or IDs of 
other elements which contain a label. For example:

```html
<h2 id="dialog-labell">Important message!</h2>
<dialog aria-labelledby="dialog-label">
```

In this example, the `aria-labelledby` for the `<dialog>` points to an ID of `dialog-label`,
which doesn't exist. The heading it refers to instead has an ID of `dialog-labell`, presumably 
a typo.

## Why this matters

It isn't usually clear when an accessible name is broken, even during user testing.

This check helps to identify where an element clearly intended to have a label, but
that label is missing.

When a label is broken, it may be impossible for a user of assistive technologies
to understand what that element does.

missing-aria-labelled-by

December 2025

November 2025

Cgi It Uk Limited

Title / URL	Issues
Insights \| CGI UKwww.cgi.com/uk/en-gb/cgi-insights	13
Cloud and hybrid IT \| CGI UKwww.cgi.com/uk/en-gb/cloud-hybrid-it	7
Health and care \| CGI UKwww.cgi.com/uk/en-gb/health-and-care	7
First time visit: View without clicking anythingwww.cgi.com/uk/en-gb	7
IT and business consulting services \| CGI UKwww.cgi.com/uk/en-gb	7
CGI GeoData360 \| CGI UKwww.cgi.com/uk/en-gb/geodata360	7
Manufacturing \| CGI UKwww.cgi.com/uk/en-gb/manufacturing	7
Communications \| CGI UKwww.cgi.com/uk/en-gb/communications	5
Advisory Services \| CGI UKwww.cgi.com/uk/en-gb/advisory-services	4
Space \| CGI UKwww.cgi.com/uk/en-gb/space	4

Fix missing ARIA label IDs

Cgi It Uk Limited

Where this issue has occurred