Description: Issue: Contrast failed. Contrast failed for NSAccessibilityReparentingCellProxy. The text contrast ratio is 1.33. This is based on color #CACACA compared with color #E7E7E7. Steps to Reproduce: 1.Start LibreOfficeDev master 2. Start Accessibility Inspector (Xcode developer tool) 3. Attach Inspector to running LibreOfficeDev process 4. Click on StartCenter window. 5. Run Audit from Inspector tools Actual Results: Issue: Contrast failed. Contrast failed for NSAccessibilityReparentingCellProxy. The text contrast ratio is 1.33. This is based on color #CACACA compared with color #E7E7E7. Expected Results: Contrast ratio should follow Apple guidelines. Apple Fix Suggestion: To ensure higher contrast for readability, try adjusting either the text color or the background color so the contrast ratio is above 3.0. Reproducible: Always User Profile Reset: No Additional Info: User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:55.0) Gecko/20100101 Firefox/55.0