Kilotest: Diagnoses of aria-label on non-labelable role violation by HTML element 567 on Sightline Institute page

Basics

About the Sightline Institute page

• URL: https://www.sightline.org/
• Tested 29 days ago by job wxv on 2026-05-03 at 17:04

About HTML element 567

• Tag name: DIV
• Text: Housing + Cities … Read More
• Start tag: <div class="gb-container gb-container-1d6fd3f1 gb-tabs__item gb-tabs__item-open" id="gb-tab-item-1d6fd3f1" aria-labelledby="gb-tab-button-97ae4ddd">
• XPath: [not obtained]
• Bounding box: x = 0, y = 0, width = 0, height = 0

About the aria-label on non-labelable role issue

• Why it matters: User is misinformed about an item
• Priority: lowest
• Related WCAG standard: 1.3.1

Diagnoses

Here is how tools diagnose the aria-label on non-labelable role issue for HTML element 567 of the Sightline Institute page.

1. The aria-labelledby attribute must not be specified on any div element unless the element has a role value other than caption, code, deletion, emphasis, generic, insertion, paragraph, presentation, strong, subscript, or superscript.

   Tool: Html Checker API (World Wide Web Consortium)