Sigmaris Universal Accessibility Themes

Sigmaris Universal Accessibility Themes

A set of accessibility-focused VS Code color themes designed for:

🔴 Protanopia

🟢 Deuteranopia

🔵 Tritanopia

⚫ High-contrast / Low-vision

⚪ Light gray high-contrast (eye-strain reduction)

This theme pack was created to make coding more inclusive and readable for developers with color-vision differences and low-vision needs.

📦 Included Themes

Theme Description

Universal Protanopia Red-green color confusion optimized Universal Deuteranopia Green-spectrum confusion optimized Universal Tritanopia Blue-yellow color confusion optimized High Contrast Black Maximum contrast for low-vision + night work Light Gray Contrast Soft contrast, reduced eye strain

🎯 Design Principles

Avoid problematic color pairs (red/green, blue/yellow, purple/blue)

Strong luminance separation

Large UI contrast steps

Consistent semantic coloring

Readable even with no hue perception

Every theme was tested with common color-vision simulators and adjusted manually.

🚀 Installation

1. Open VS Code

2. Press Ctrl/Cmd + Shift + X

3. Search for:

Sigmaris Universal Accessibility Themes

4. Install and select a theme via:

Preferences → Color Theme

🖼️ Screenshots

(Add screenshots here after publishing — VSCode Marketplace allows uploading them later.)

🛠️ For Developers

Folder structure:

sigmaris-universal-themes/ ├── themes/ │ ├── universal-protanopia.json │ ├── universal-deuteranopia.json │ ├── universal-tritanopia.json │ ├── universal-high-contrast-black.json │ └── universal-light-gray-contrast.json ├── package.json ├── README.md └── LICENSE

🧩 Open-source License

Released under the MIT License. Commercial use / modification / redistribution are allowed.

💬 Feedback & Issues

If you find anything that could be improved — colors, contrast, or visibility — please open an issue on GitHub:

👉 https://github.com/uthuyomi/sigmaris-universal-themes

General feedback or networking is welcome on LinkedIn as well.

✨ Author

Kaisei Yasuzaki Making accessibility-first tools for real developers.