Kilotest: Diagnoses of text contrast not testable violation by HTML element 1074 on Virtual Science Teachers page

Basics

About the page

• URL: https://virtualscienceteachers.org/
• Tested 2 days ago on 2026-10-07 at 23:08 by job 261007T2305-1s9
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 12
  • Violations: 1118
  • Violators: 496
  • Issues: 47
• Download the full technical report (JSON)

About the issue

• Why it matters: Text may be difficult to read
• Priority: lowest
• Related WCAG standard: 1.4.3
• Reported by 1 rule engine (QualWeb)
• Violations: 5
• Violators: 5

About the violator

• Tag name: A
• Text: Donate on Zeffy
• Start tag: <a href="https://www.zeffy.com/en-US/donation-form/ac15e1d7-8d7b-45a1-a684-a1cecc4358ab" class="elementor-item menu-link">
• XPath: /html/body/div[1]/footer[1]/div[1]/div[1]/div[1]/div[1]/nav[1]/ul[1]/li[2]/a[1]
• Bounding box: x = 761, y = 5033, width = 154, height = 46
• Reported by QualWeb

Diagnoses

Here is how rule engines diagnose the text contrast not testable issue for HTML element 1074 of the Virtual Science Teachers page.

1. [failed] Element has contrast ratio lower than minimum.

   Rule engine: QualWeb (University of Lisbon)

   Rule: QW-ACT-R37