openai / openai/codex

Selecting text in dark mode does not trigger contrast-compliant highlight

Open
#43,901 2 comments 3 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

app bug
Dominant language
Rust
Stars
125k
Forks
19.4k
PR merge metrics
PR metrics pending

Description

What version of the Codex App are you using (From “About Codex” dialog)?

Version 26.901.51231

What subscription do you have?

Pro

What platform is your computer?

Apple M3 Max 128 GB MacOS Tahoe 26.6.2 (25G83)

What issue are you seeing?

Selecting text in dark mode does not trigger contrast-compliant background highlight - it's almost completely imperceptible.

Image

Answer: Your guess is highlighted in this example.

What steps can reproduce the bug?

Type text, highlight with mouse.

What is the expected behavior?

The text is highlighted a different color or shade from background with sufficient contrast.

Additional information

No response

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Reproduce the issue in Codex on macOS by typing text and selecting it with the mouse while dark mode is enabled. Trace the text-selection styling used by the app, then verify that the selected background and text have sufficient contrast and remain visibly distinct from the surrounding background.

Written by the indexing model from the issue text.

Assessment

Domain
accessibility, design, desktop
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Active
Clarity
Clearly specified
Newbie friendliness
65/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.