The “Share” button at the bottom of a question or answer produces a pop-up, with the link being selected in a (read-only) input field:
The link text is almost illegible. Would it be possible to choose other colors (with more contrast) to make this better readable?
The above screenshot is from Math Stack Exchange, but it seems to be the same on all networks.
Note: This may be a Mac-only problem. I have tested it with Safari and Firefox on macOS 12.5.1. The color settings (such as “Highlight Color”) are the default settings, to the best of my knowledge.