Featured

Deploy OpenClaw in 60 seconds — 20% off logoDeploy OpenClaw in 60 seconds — 20% off

Launch OpenClaw on Hostinger in about 60 seconds and keep your agent live 24/7. Our referral link gives you 20% off, no coupon code needed.

Launch on Hostinger
Run your Hermes agent on Hostinger, fully managed logoRun your Hermes agent on Hostinger, fully managed

Launch Hermes on Hostinger in one click, fully managed, no VPS knowledge needed. Use code ZACAARON10 for 10% off.

Launch on Hostinger
Crawl and scrape any site into clean data, 10% off logoCrawl and scrape any site into clean data, 10% off

Firecrawl crawls and scrapes any site into clean markdown for your agent. Get 1,000 free credits, and new users get 10% off their first purchase.

Try Firecrawl free
6,000+ web scrapers for your AI agent, start free logo6,000+ web scrapers for your AI agent, start free

Apify gives your agent live web data: 6,000+ prebuilt scrapers and actors, MCP-ready. Sign up free with $5 in usage credits.

Try Apify free
One API to scrape, enrich, and extract the internet. logoOne API to scrape, enrich, and extract the internet.

Context.dev gives your agents a single API to scrape, enrich, and extract live web data — no proxies, no parsers, no maintenance.

Start building free
SetupClaw: done-for-you OpenClaw for founders & exec teams logoSetupClaw: done-for-you OpenClaw for founders & exec teams

White-glove OpenClaw for founders and exec teams (4–50+ employees): we install, harden, integrate your tools, and maintain it — secured from day one.

Get it set up for you
SEO data APIs for your agent, $1 free credit logoSEO data APIs for your agent, $1 free credit

DataForSEO gives your agent live access to SERP results, keyword data, backlinks, and on-page SEO data through one API. New accounts get a $1 credit, good for up to 20,000 keyword or backlink lookups.

Try DataForSEO free
Reach 48,000+ AI builders

A flat monthly placement in front of developers actively installing AI tools. No lock-in, cancel anytime.

Advertise here

Works with

Claude CodeClaude DesktopCursorVS CodeClineCodex CLIOpenClaw+ any MCP client

Install to Claude Code

This server doesn't publish a one-line install command. Follow the setup in the source repository.

Summary

Enables users to generate color palettes (complementary, analogous, triadic, etc.) and check WCAG contrast ratios within AI chat applications using interactive UI.

README.md

Color Palette Generator MCP App

AIチャット内にインタラクティブなカラーパレット生成UIを埋め込むMCP Appです。

セットアップ

pnpm install

起動方法

# UIビルド + サーバー起動
pnpm start

サーバーが http://localhost:3001/mcp で起動します。

開発モード(ホットリロード)

pnpm dev

Claude Desktopへの接続

~/Library/Application Support/Claude/claude_desktop_config.json に以下を追加します。

{
  "mcpServers": {
    "color-palette": {
      "command": "/opt/homebrew/bin/npx",
      "args": ["tsx", "/path/to/mcp-apps/main.ts", "--stdio"]
    }
  }
}

設定後、Claude Desktopを再起動してください。

HTTP経由で接続する場合

pnpm serve

で起動後、http://localhost:3001/mcp に接続します。

動作確認(curl)

# initializeリクエスト
curl -X POST http://localhost:3001/mcp \
  -H "Content-Type: application/json" \
  -H "Accept: application/json, text/event-stream" \
  -d '{"jsonrpc":"2.0","id":1,"method":"initialize","params":{"protocolVersion":"2025-03-26","capabilities":{},"clientInfo":{"name":"test","version":"1.0.0"}}}'

# パレット生成
curl -X POST http://localhost:3001/mcp \
  -H "Content-Type: application/json" \
  -H "Accept: application/json, text/event-stream" \
  -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"generate-palette","arguments":{"baseColor":"#3498db","paletteType":"analogous"}}}'

ツール

| ツール名 | 説明 | | ------------------ | ------------------------------------------------------------------------------------------------------- | | generate-palette | ベースカラーからパレットを生成(complementary, analogous, triadic, monochromatic, split-complementary) | | check-contrast | 2色間のWCAGコントラスト比を計算 |

新しいMCP Appプロジェクトを作る

このプロジェクトの構成をベースに、新しいMCP Appをスキャフォールドするスキルを用意しています。

Claude Code上で以下を実行してください。

/skill dev_init-mcp-app my-new-app

サーバー・クライアント・Viteバンドル・デュアルトランスポート(stdio + HTTP)の雛形が一括生成されます。

技術スタック

  • @modelcontextprotocol/ext-apps 1.0.1
  • @modelcontextprotocol/sdk 1.26.0
  • zod 4.x
  • Vite + vite-plugin-singlefile
  • TypeScript

See related servers & alternatives →

Related MCP servers

Browse all →

Related guides

Hand-picked reading to help you choose and use AI & ML servers.