Kilotest: Diagnoses of contrast poor violation by HTML element 203 on LibreOffice page

Here is how tools diagnose the contrast poor issue for HTML element 203 of the LibreOffice page.

Basics

• About the contrast poor issue
  • Why it matters: Content is difficult to understand
  • Priority: highest
  • Related WCAG standard: 1.4.3
• About the LibreOffice page
  • URL: https://www.libreoffice.org/
  • Tested on 2026-04-05 at 23:04
• About HTML element 203
  • Take me there
  • Tag name: H1
  • Text: OUT NOW: LIBREOFFICE 26.2
  • Start tag: <h1>
  • XPath: /html/body/div[2]/div[1]/div[1]/div[1]/div[1]/h1[1]
  • Bounding box: x = 410, y = 316, width = 1100, height = 70

Diagnoses

1. Elements must meet minimum color contrast ratio thresholds; Element's background color could not be determined due to a background image

   Tool: Axe (Deque)

   Rule: color-contrast

2. 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.

   Tool: HTML CodeSniffer (Squiz Labs)

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