Cannot see chart text in Windows' high contrast modes

Open

#326,793 opened on Jul 21, 2026 0 comments 0 reactions 1 assignee Claimed by @justschen View on GitHub

Dominant language: TypeScript
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Description

- Copilot Chat Extension Version: 1.129.1 (user setup)
- VS Code Version:
- OS Version: Windows_NT arm64 10.0.26200
- Feature: N/A
- Selected model: N/A
- Logs: N/A

Steps to Reproduce:

1. The bot gives a Mermaid chart in response.
2. [Turn **any** high contrast mode on in Windows](https://support.microsoft.com/windows/909e9d89-a0f9-a3a9-b993-7a6dcee85025).

Behavior:

Text can only be seen when selected and highlighted:

Aquatic