Design
Apply duotone effect that maps image colors to two-color gradient for artistic effect
Call this tool from your code in three languages.
# 1) Upload each file first → returns { filePath }
curl -X POST 'https://api.elysiatools.com/upload/image-duotone' \
-F 'file=@/path/to/imageFile.ext'
# 2) Call the tool with the returned filePath values
curl -X POST 'https://api.elysiatools.com/en/api/tools/image-duotone' \
-F 'imageFile=/path/to/file.ext' \
-F 'primaryColor=#646464' \
-F 'secondaryColor=#000064' \
-F 'mode=classic' \
-F 'format=original' \
-F 'quality=95'Send a POST request with your inputs as JSON. File parameters require a separate upload first.
POST https://api.elysiatools.com/en/api/tools/image-duotone| Name | Type | Required | Description |
|---|---|---|---|
| imageFile | fileupload required | Yes | Upload any image file (JPEG, PNG, WebP, GIF, BMP, TIFF) to apply duotone effect |
| primaryColor | color | No | Primary color for the duotone gradient (R,G,B values) |
| secondaryColor | color | No | Secondary color for the duotone gradient (R,G,B values) |
| mode | select | No | — |
| format | select |
Add this tool to your Model Context Protocol server so AI agents can list and call it.
Add this block to your MCP client configuration:
{
"mcpServers": {
"elysiatools-image-duotone": {
"name": "image-duotone",
"description": "Apply duotone effect that maps image colors to two-color gradient for artistic effect",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=image-duotone",
"command": "",
"args": [],
"env": {},
"isActive": true,
"type": "sse"
}
}
}After connecting to the SSE endpoint, list the exposed tools:
{
"jsonrpc": "2.0",
"id": 1,
"method": "tools/list"
}Invoke the tool by its id, passing arguments built from its parameters:
{
"jsonrpc": "2.0",
"id": 2,
"method": "tools/call",
"params": {
"name": "image-duotone",
"arguments": {
"imageFile": "https://example.com/file.ext",
"primaryColor": "#646464",
"secondaryColor": "#000064",
"mode": "classic",
"format": "original",
"quality": 95
}
}
}| No |
| Choose output format or keep original. PNG recommended for maximum quality |
| quality | number | No | Output quality for lossy formats (JPEG, WebP). Higher = better quality but larger file size |
File result
{
"filePath": "/public/processing/randomid.ext",
"fileName": "output.ext",
"contentType": "application/octet-stream",
"size": 1024,
"metadata": {
"key": "value"
},
"error": "Error message (optional)",
"message": "Notification message (optional)"
}Questions or issues? Contact [email protected]