Kilotest: Diagnoses of attribute value invalid violation by HTML element 587 on Hesperian Health Guides page

Basics

About the Hesperian Health Guides page

• URL: https://hesperian.org/
• Tested 4 days ago by job glp on 2026-05-28 at 22:54

About HTML element 587

• Tag name: A
• Text: (510) 845-1447
• Start tag: <a href="tel:510 845 1447" style="font-size: 14px; color: white; line-height: 0px;">
• XPath: /html/body/div[1]/div[1]/div[9]/div[1]/div[4]/section[1]/div[1]/a[6]
• Bounding box: x = 1497, y = 2693, width = 94, height = 16

Take me there

About the attribute value invalid issue

• Why it matters: Item behaves improperly
• Priority: highest
• Related WCAG standard: 1.3.1

Diagnoses

Here is how tools diagnose the attribute value invalid issue for HTML element 587 of the Hesperian Health Guides page.

1. Bad value tel:510 845 1447 for attribute href on element a: Illegal character after tel:. Space is not allowed.

   Tool: Html Checker API (World Wide Web Consortium)