Kilotest: Diagnoses of contrast poor violation by HTML element 328 on LibreOffice page

Here is how tools diagnose the contrast poor issue for HTML element 328 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 328
  • Take me there
  • Tag name: A
  • Text: Mastodon (TDF)
  • Start tag: <a rel="me" class="btn btn-libre_office_green" href="https://fosstodon.org/@tdforg" target="_blank">
  • XPath: /html/body/section[4]/div[1]/div[1]/div[1]/ul[1]/li[3]/a[1]
  • Bounding box: x = 973, y = 2032, width = 158, height = 42

Diagnoses

1. Elements must meet minimum color contrast ratio thresholds; Element has insufficient color contrast of 3.29 (foreground color: #ffffff, background color: #00a500, font size: 10.5pt (14px), font weight: normal). Expected contrast ratio of 4.5:1

   Tool: Axe (Deque)

   Rule: color-contrast

2. Text contrast of 3.29 with its background is less than the WCAG AA minimum requirements for text of size 14px and weight of 400

   Tool: Accessibility Checker (IBM)

   Rule: text_contrast_sufficient

3. Very low contrast

   Tool: WAVE (Utah State University)

   Rule: contrast