Guide for creating beautiful Mermaid diagrams with high-contrast styling for GitHub markdown (light/dark mode compatible, no icons).
Install
npx skills add BfdCampos/mermaid-contrast --skill mermaidnpx skills add BfdCampos/mermaid-contrast --skill mermaid -a claude-code -gnpx skills add BfdCampos/mermaid-contrast --skill mermaid -a codex -ggemini skills install https://github.com/BfdCampos/mermaid-contrast.git --path skills/mermaidgh skill install BfdCampos/mermaid-contrast mermaidgit clone --depth 1 https://github.com/BfdCampos/mermaid-contrast /tmp/BfdCampos__mermaid-contrast
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/BfdCampos__mermaid-contrast/skills/mermaid ~/.claude/skills/mermaid # Claude Code
cp -R /tmp/BfdCampos__mermaid-contrast/skills/mermaid ~/.agents/skills/mermaid # Codex, Cursor, Gemini CLI, Copilot, OpenCode