The Chart Color System MCP server,
connected in one click.
Solve, audit and simulate colorblind-safe chart palettes. WCAG contrast, OKLab ΔE. Read-only. Connect the official Chart Color System MCP server to Claude, ChatGPT, or Cursor through gate — one gateway URL, no config files, security-checked.
Free to start · No credit card · No hosting needed
Add Chart Color System to your AI in one minute
Pick your client. Copy, paste, done — or let gate handle sign-ins and policies for you.
claude mcp add --transport http chart-color-system https://chart-color-mcp.vercel.app/mcpRun in your terminal, then restart Claude Code.
Chart Color System · https://chart-color-mcp.vercel.app/mcp
What your AI can do with Chart Color System
Real prompts you can type the moment it's connected — no setup, no docs to read.
“Use “solve_palette”: Generate a categorical chart palette of n colors (1-12) that maximizes perceptual separation under normal vision and colorblindness, with th.”
“Use “audit_palette”: Audit existing chart colors for accessibility: pairwise OKLab separation under normal vision, deuteranopia, protanopia, tritanopia and achro.”
“Use “simulate_palette”: Show what each color looks like to readers with deuteranopia, protanopia, tritanopia or achromatopsia (published Machado 2009 matrices), so.”
“Use “build_ramp”: Build an evenly spaced perceptual (OKLab) color scale: sequential from start to end, or diverging from start through mid to end. Returns the.”
How secure is the Chart Color System MCP server?
Every server in the gate directory has to pass the same four checks before your AI can touch it. Here's how Chart Color System holds up.
Official endpoint
Operated by Chart Color System (github.io) at its documented MCP endpoint — not a third-party mirror or community re-host.
No sign-in needed
This server only exposes public data — no account and no credentials are involved when you connect.
Scanned before it goes live
gate checks every tool for prompt injection, hidden instructions, data-exfiltration hints, and over-broad permissions before the server is available through your gateway.
Watched for drift
If Chart Color System adds or changes tools later, gate re-scans and alerts you — before your AI acts on the change.
Connected in three steps
Connect your gate
Add one gateway URL to Claude, ChatGPT, or any MCP client. One-time setup, about two minutes.
Pick Chart Color System
Choose Chart Color System in the gate directory. No sign-in needed.
Use it anywhere
Chart Color System's tools are live in every AI client you've connected — with rules and logging built in.
Free to start · No credit card · No hosting needed
The actual tools Chart Color System exposes
Fetched live from the official endpoint and re-checked daily by gate — not marketing copy.
solve_palette — Generate a categorical chart palette of n colors (1-12) that maximizes perceptual separation under normal vision and colorblindness, with th
audit_palette — Audit existing chart colors for accessibility: pairwise OKLab separation under normal vision, deuteranopia, protanopia, tritanopia and achro
simulate_palette — Show what each color looks like to readers with deuteranopia, protanopia, tritanopia or achromatopsia (published Machado 2009 matrices), so
build_ramp — Build an evenly spaced perceptual (OKLab) color scale: sequential from start to end, or diverging from start through mid to end. Returns the
Who runs the Chart Color System MCP server?
The Chart Color System MCP server at a glance
https://chart-color-mcp.vercel.app/mcpQuestions, answered
Is there an official Chart Color System MCP server?
Yes — Chart Color System operates its own remote MCP server at chart-color-mcp.vercel.app. gate connects you to that official endpoint and adds security scanning, per-tool access rules, and an activity log on top.
How do I connect Chart Color System to Claude or ChatGPT?
Add gate's gateway URL to your AI client once, then pick Chart Color System in the directory. No account or sign-in is needed. From then on, Chart Color System's tools are available in every client you've connected to gate.
Do I need to host anything?
No. Chart Color System runs the server, and gate is fully managed. You just connect one URL — there's nothing to install, deploy, or maintain.
Is the Chart Color System MCP server safe to connect?
It's the vendor's official endpoint, and gate scans its tools for prompt injection and hidden instructions before it goes live, re-checks it whenever it changes, and lets you allow, block, or require approval for every single tool.
Is it free?
Yes — you can get started with gate for free and connect Chart Color System in minutes. No credit card required.
Connect more than just Chart Color System
Every server below works through the same gateway URL — connect once, add tools anytime.
Squarespace DomainsDesignView →Set up Chart Color System in: Claude · Claude Code · ChatGPT · Cursor · VS Code
Give your AI Chart Color System — safely.
One URL. All MCPs. Full control. Free to start.
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