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MCP live MCP 2025-11-25 streamable-http

io.github.rnvizion/rnv-color-mcp

io.github.rnvizion/rnv-color-mcp

A complete color workflow over MCP: mix, convert, harmonize, measure, and remember palettes.

Uptime
100.0%
1 direct probes · 30d
Response
943ms
last probe
Tools
9
callable
Resources
0
readable
Prompts
0
available
Primary URL
https://rnvizion-rnv-color-mcp.hf.space/mcp

Tools · 9

mix_colors

Blend up to 12 colors into one. Each color may be a hex (#d2bc93), a CSS name (red), an RNV brand name (brand gold, near-black), or a saved-palette reference (Spring line, or 'Spring line:2' for its 2…

convert_color

Convert a color between formats. Input accepts a hex, CSS name, RNV brand name, or saved-palette reference. With `to` set to one of hex/rgb/hsv/hsl/lab, returns just that format; otherwise returns all…

generate_harmony

Generate a color harmony from a base color. base accepts a hex, CSS name, RNV brand name, or saved-palette reference (e.g. 'Spring line:2'). scheme is one of: complementary, analogous, triadic, split-…

color_difference

Perceptual difference (Delta-E) between two colors. color1 and color2 accept a hex, CSS name, RNV brand name, or saved-palette reference. method is 'ciede2000' (default, modern standard) or 'cie76'. A…

contrast_check

WCAG contrast ratio between a foreground and background color, for accessibility. Both accept a hex, CSS name, RNV brand name, or saved-palette reference. Returns the ratio (1.0-21.0) plus pass/fail f…

transform_text

Apply an exact, deterministic text transformation. operation is one of: UPPERCASE, lowercase, 'Title Case', 'Sentence case', camelCase, PascalCase, snake_case, CONSTANT_CASE, kebab-case, dot.case, 'iN…

save_palette

Persist a named color palette for later retrieval with get_palette or list_palettes. colors is a list of hex values; optional notes are stored as the palette's description. Author is recorded as RNViz…

list_palettes

List every saved palette as name + colors. Read-only; no side effects. Use to discover what palettes exist or to find a name before calling get_palette; to fetch one palette's full detail use get_pale…

get_palette

Retrieve one saved palette by name, returning its colors and metadata. Returns null if no palette by that name exists. Read-only; no side effects. Use when you already know the palette name; to list a…

How to use

Add to your Claude Desktop / Cursor / Cline MCP config:

{
  "mcpServers": {
    "io.github.rnvizion/rnv-color-mcp": {
      "url": "https://rnvizion-rnv-color-mcp.hf.space/mcp",
      "transport": "streamable-http"
    }
  }
}