io.github.DigbyO/colour-memory

up checked 2026-11-11T04:37:57.626Z

Unclaimed · Unverified

Agent searches it appeared in, last 30 days: 0. Run this server? Claim the listing: verified label, uptime alerts and analytics.

Publisher-provided title

Colour Memory

Publisher-provided description

Colour meaning, history and evidence for AI: 45,000+ source-graded colour records and 91 tools.

Summary by lookupd

Looks up named colours, builds palettes, checks contrast and accessibility, and produces design-token and document outputs from a colour…

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http colour-memory https://api.colourmemory.com/mcp

Codex, remote (streamable-http)

codex mcp add colour-memory --url https://api.colourmemory.com/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "colour-memory": {
      "url": "https://api.colourmemory.com/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (showing 30 of 92)

Publisher-provided text

• query_conceptual Answers a cultural, historical or material colour question. Returns named archive colours with provenance and cultural context. Works for abstract queries like
• extract_image_colours Extract dominant colours from a photograph using Colour Memory's proprietary k-means++ algorithm. Requires either a public image_url, or an image_id. A raw uplo
• query_hex Find the closest named archive colours to a hex value using CIEDE2000 perceptual distance.
• palette_specify Generate a complete interior specification from 2-8 hex values. Returns surface assignments, 60-30-10 proportions, lighting behaviour, and archive colour names.
• colour_metrics Returns numeric metrics derived from a single display colour: an estimated light reflectance value (LRV) and band, relative luminance, CIELAB lightness, chroma
• colour_harmonies Return complementary, triadic, analogous, and split-complementary harmonies matched to named archive colours. Also available: 'hay_contrast' -- D.R. Hay's (1838
• accessibility_check Evaluates contrast for a single foreground/background pair. For palettes or multiple colours, use accessibility_matrix instead, it replaces multiple accessibili
• accessibility_matrix Accept a palette array and return every foreground/background combination with contrast ratio, AA normal, AA large, AAA normal, AAA large pass/fail grades, and
• accessibility_rules Convert a palette WCAG matrix into actionable design-system rules. Returns safe pairs, AA-only pairs, large-text-only pairs, decorative-only pairs, best text co
• colour_slugs Return every developer token format for a hex value: CSS variable, kebab-case, camelCase, PascalCase, Tailwind class, TypeScript const, SCSS variable. Archive-g
• palette_light_dark Generate light-mode and dark-mode role maps from a palette. Analyses LRV, assigns background/surface/text/accent roles for each mode, checks body text contrast
• accessibility_font Given a background hex and a palette of candidate foreground colours, return them ranked by contrast ratio with WCAG grades and specific recommendations for bod
• archive_search Full-text keyword search across all archive colour names and notes. Find colours by name fragment, material, cultural reference, pigment type, or historical per
• colour_combination Assess 2-5 colours as a combination for a given context (UI, data viz, fashion, interior, print, branding). Returns harmony type, clash warnings, contrast summa
• palette_strict Like palette_concept but with archive filtering and relevance controls. Use allowed_archives to restrict results to specific cultural traditions e.g. ['Japan']
• archive_report_document Create a designed, full-colour Word (.docx) report from Colour Memory records. Builds a document, report, write-up, handout or Word file from archive findings.
• palette_pdf Generates a premium branded PDF specification sheet from a palette of archive entries: full-bleed colour panels, archive names, provenance notes, RAL nearest ma
• palette_audit Full palette quality audit. Scores on accessibility, cultural risk, tonal balance, colour diversity, and archive naming strength. Returns overall score 0-100, g
• brand_system Complete brand colour system in one call. Returns colour roles with archive names, light and dark mode role maps, typography guidance, usage rules per colour, d
• brand_asset_pack Complete brand asset pack. Returns CSS variables, Tailwind config, Figma tokens JSON, citation cards, and a Markdown brand guide. Everything a brand team needs
• accessibility_simulate Return simulated hex values for full-severity protanopia, deuteranopia and tritanopia only, using the Machado, Oliveira & Fernandes (2009) model (severity 1.0,
• colour_match_paint Find the nearest named colour in commercial paint systems including Farrow and Ball and Little Greene.
• colour_card Look up a named colour and return its hex, archive, provenance, and cultural notes.
• meta_capabilities Return a live inventory of all active endpoints and MCP tools. Use this first to discover what the API can do before making calls. Returns tool count, endpoint
• system_status Zero-argument diagnostic call: returns exactly what build is live right now (build_sha, schema_version, schema_hash, archive_revision, tool_count, generated_at,
• colour_story Given a hex value, returns a rich narrative about that colour's cultural journey: where it has appeared in history, what it has meant to different civilisations
• palette_concept Generate a historically grounded colour palette from a cultural concept or theme. Returns 4-6 coordinated archive colours with hex values, proportions, and prov
• colour_mix Simulate perceptually modelled subtractive mixing of two colours in CIE Lab space (not RGB screen blending). Returns the resulting mixed hex value and its neare
• colour_timeline Given a concept or colour name, traces its documented appearances across cultures and centuries in chronological order. Returns a dated sequence of archive entr
• image_palette Upload an image (base64 encoded) and extract its dominant colour palette, with each colour matched to its nearest named archive entry with full cultural provena

Details

• Version: 2.3.5
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 685 ms
• First indexed: 2026-11-01T09:08:45.746Z
• Last seen in registry: 2026-11-01T09:08:45.779Z
• Repository: https://github.com/DigbyO/colour-memory-api
• Website: https://www.colourmemory.com

Badge for your README

Shows this live status and links here; updates hourly.

[![lookupd status](https://lookupd.com/badge/io.github.DigbyO/colour-memory.svg)](https://lookupd.com/servers/io.github.DigbyO/colour-memory)

• 62071 servers
• Last crawl: 2026-11-11T16:39:06.253Z
• API base: https://api.lookupd.com
• MCP URL: https://api.lookupd.com/mcp