Design

Color Split Complement

Generate split complementary color schemes with harmonious contrast using base color and two adjacent colors to complement

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Quick start

Call this tool from your code in three languages.

cURL

curl -X POST 'https://api.elysiatools.com/en/api/tools/color-split-complement' \
  -H 'Content-Type: application/json' \
  -d '{"baseColor":"#4ECDC4","splitAngle":30,"saturationAdjust":1,"lightnessAdjust":0,"includeOriginal":true,"showHexCodes":true,"showRgbValues":true,"showHslValues":true,"generatePalette":false}'

API reference

Send a POST request with your inputs as JSON. File parameters require a separate upload first.

Endpoint

HTTP

POST https://api.elysiatools.com/en/api/tools/color-split-complement

Parameters

Name	Type	Required	Description
baseColor	color	Yes	—
splitAngle	number	No	Angle between complement and split colors (typically 15-45 degrees)
saturationAdjust	number	No	Multiplier for saturation (0.5-2.0)
lightnessAdjust	number	No	Adjust lightness (-0.3 to 0.3)
includeOriginal	checkbox	No

MCP integration

Add this tool to your Model Context Protocol server so AI agents can list and call it.

Server configuration

Add this block to your MCP client configuration:

mcp.json

{
  "mcpServers": {
    "elysiatools-color-split-complement": {
      "name": "color-split-complement",
      "description": "Generate split complementary color schemes with harmonious contrast using base color and two adjacent colors to complement",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=color-split-complement",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

List available tools

After connecting to the SSE endpoint, list the exposed tools:

tools/list

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/list"
}

Call this tool

Invoke the tool by its id, passing arguments built from its parameters:

tools/call

{
  "jsonrpc": "2.0",
  "id": 2,
  "method": "tools/call",
  "params": {
    "name": "color-split-complement",
    "arguments": {
  "baseColor": "#4ECDC4",
  "splitAngle": 30,
  "saturationAdjust": 1,
  "lightnessAdjust": 0,
  "includeOriginal": true,
  "showHexCodes": true,
  "showRgbValues": true,
  "showHslValues": true,
  "generatePalette": false
}
  }
}

Chain multiple tools in one session with a comma-separated toolId list, e.g. /mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp (max 20).

Questions or issues? Contact [email protected]

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