Kilotest: Diagnoses of contrast poor violation by HTML element 494 on Sightsavers page

Basics

About the page

• URL: https://www.sightsavers.org/
• Tested 3 days ago on 2026-10-07 at 22:23 by job 261007T2157-uwh
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 11
  • Violations: 661
  • Violators: 289
  • Issues: 61
• Download the full technical report (JSON)

About the issue

• Why it matters: Content is difficult to understand
• Priority: highest
• Related WCAG standard: 1.4.3
• Reported by 6 rule engines (Alfa + Axe + HTML CodeSniffer + Pour + SureA11y + WAVE)
• Violations: 11
• Violators: 8

About the violator

• Tag name: A
• Text: Learn more about World Sight Day
• Start tag: <a href="/world-sight-day/">
• XPath: /html/body/main[1]/div[1]/div[1]/div[1]/div[1]/p[1]/a[1]
• Bounding box: x = 495, y = 590, width = 394, height = 27
• Reported by HTML CodeSniffer

Take me there

Diagnoses

Here is how rule engines diagnose the contrast poor issue for HTML element 494 of the Sightsavers page.

1. This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of NaN:1.

   Rule engine: HTML CodeSniffer (Squiz Labs)

   Rule: E-WCAG2AAA.Principle1.Guideline1_4.1_4_6.G18.Fail