GitHub Dark Tritanopia

An expert-crafted, accessibility-first dark theme for VS Code and Cursor, optimized for tritanopia color vision deficiency.

A premium dark theme built on GitHub's design system with meticulous attention to color accessibility and visual clarity. Perfect for developers with blue-yellow color blindness and anyone who appreciates a professionally-designed, accessible development environment.

✨ Key Features

🎨 Comprehensive Color Coverage - 150+ UI element colors and 250+ syntax token definitions
♿ Accessibility First - Specifically optimized for tritanopia (blue-yellow color blindness)
🌈 Rich Syntax Highlighting - Full support for 40+ programming languages including JavaScript, TypeScript, Python, React, Vue, Rust, Go, and more
🎯 GitHub-Inspired Design - Faithful adaptation of GitHub's official dark theme palette
🚀 Cross-Editor Support - Works seamlessly in VS Code and Cursor AI editor
👁️ Reduced Eye Strain - Carefully chosen color contrasts minimize fatigue during extended coding sessions
📦 Production Ready - Thoroughly tested with diverse language syntaxes

📦 Installation

Via Extension Marketplace

Open your editor (VS Code or Cursor)
Navigate to Extensions (Ctrl+Shift+X / Cmd+Shift+X)
Search for "GitHub Dark Tritanopia" (by zanaty)
Click Install

Via Command Line

# VS Code
code --install-extension zanaty.github-dark-tritanopia

# Cursor
cursor --install-extension zanaty.github-dark-tritanopia

🎨 Activation

Open Preferences → Color Theme
Select "Github Dark Tritanopia"

Method 2: Command Palette

Press Ctrl+Shift+P / Cmd+Shift+P
Type "Color Theme"
Select "Github Dark Tritanopia"

Method 3: Keyboard Shortcut

Press Ctrl+K Ctrl+T / Cmd+K Cmd+T and select the theme

🎭 Color Palette

Core UI Colors

Element	Color	Usage
Background	`#0d1117`	Editor background, main surface
Foreground	`#f0f6fc`	Primary text content
Surface	`#010409`	Secondary backgrounds, panels
Border	`#3d444d`	Component borders, dividers
Accent	`#4493f8`	Interactive elements, highlights

Syntax Token Colors

Token	Color	Description
Keywords	`#ff7b72`	Language keywords, control flow
Functions	`#d2a8ff`	Function definitions and calls
Strings	`#a5d6ff`	String literals and templates
Types	`#ffa657`	Type annotations and definitions
Comments	`#9198a1`	Code comments and documentation
Variables	`#f0f6fc`	Identifier names
Numbers	`#79c0ff`	Numeric and boolean values

🔍 Design Philosophy

This theme is built on three core principles:

Accessibility First - Every color combination meets WCAG AA standards for users with tritanopia
Visual Hierarchy - Consistent use of color to guide attention and structure code
GitHub Authenticity - True to GitHub's design language while optimizing for color vision deficiency

🤝 Contributing

We welcome contributions! Please see CONTRIBUTING.md for guidelines on:

Reporting bugs
Suggesting improvements
Submitting color enhancements
Testing procedures

📝 License

🙌 Credits

Engineered with expertise in color accessibility and modern design systems. Built upon GitHub's carefully crafted design primitives and optimized through extensive testing for tritanopia color vision deficiency.

Github Dark Tritanopia

zanaty