Agent skill

Color Palette Extractor

by OneWave-AI in OneWave-AI/claude-skills

Extract color palettes from images, websites, or designs. An agent skill from OneWave-AI/claude-skills.

MITAuto-check passedFrontend & Design

Install Color Palette Extractor

skills CLI
$ npx skills add OneWave-AI/claude-skills --skill color-palette-extractor -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install OneWave-AI/claude-skills color-palette-extractor --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/OneWave-AI/claude-skills.git skills-src && mkdir -p .claude/skills && cp -r skills-src/color-palette-extractor .claude/skills/color-palette-extractor && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
color-palette-extractor
GitHub stars
336
Used in
1 other repo
Token cost
~659 tokens
SKILL.md length
286 words
Files
4 (incl. references)
Skills in repo
69
Repo updated
First seen
Licence
MIT

At a glance

Extract color palettes from images, websites, or designs. An agent skill from OneWave-AI/claude-skills.

  • Works in 6 steps: Identify the source: image file (PNG,… → Extract colors. → Build the primary palette (5-10 colors):… → …
  • Users need color schemes from images
  • SKILL.md covers Contents, Workflow, Output Requirements and Example Triggers
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Color Palette Extractor is an agent skill from OneWave-AI/claude-skills. Extract color palettes from images, websites, or designs. Identifies dominant colors, generates complementary schemes, and exports in multiple formats (HEX, RGB, HSL, Tailwind, CSS variables). Use when users need color schemes from images, brand colors, or design system palettes.

Its SKILL.md is about 660 tokens, which your agent loads only when the skill is triggered. The skill folder holds 4 other files, including reference files (for example `references/color-theory.md`, `references/export-formats.md` and `references/output-template.md`).

It sits in Frontend & Design, covering Theming and dark mode, Logo and visual identity and Design systems. It works with Tailwind CSS. The repository describes itself as: 200+ production-ready Claude Code skills for sales, marketing, design, engineering, and AI agent architecture. Built and maintained by OneWave AI. The licence is MIT.

When your agent uses it

  • Users need color schemes from images
  • Design system palettes

Example prompts

  • “/color-palette-extractor”

Workflow steps

6 steps, taken from the first numbered list in SKILL.md.

  1. Identify the source: image file (PNG, JPG, SVG), website URL, screenshot, design mockup, or an existing color code to build from.
  2. Extract colors.
  3. Build the primary palette (5-10 colors): most dominant color, 2-3 supporting colors, 1-2 accents, a background, and a text color. Generate…
  4. Run color harmony analysis to produce complementary, analogous, triadic, split-complementary, tetradic, and monochromatic schemes. See…
  5. Check accessibility: compute WCAG 2.1 contrast ratios for each text/background pairing and test against protanopia, deuteranopia, and…
  6. Format the report following references/output-template.md, and export to the requested formats using references/export-formats.md.

What it can do on your machine

Read from SKILL.md and the folder at commit fc5b785. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Color Palette Extractor loads about 659 tokens when it runs, and up to ~2.1k if it reads all its reference files. Until then it costs about 76 tokens; SKILL.md has 286 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~76
When it runs · the whole SKILL.md, loaded when a task matches
~659
With references · SKILL.md plus every file in references/, read only if the agent opens them
~2.1k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from OneWave-AI/claude-skills at commit fc5b785, republished under its MIT licence (© OneWave-AI). 286 words, ~659 tokens.

Download SKILL.mdSave it as .claude/skills/color-palette-extractor/SKILL.md (or your agent's skills folder). This skill also uses 3 other files; get the full folder from GitHub.
name
color-palette-extractor
description
Extract color palettes from images, websites, or designs. Identifies dominant colors, generates complementary schemes, and exports in multiple formats (HEX, RGB, HSL, Tailwind, CSS variables). Use when users need color schemes from images, brand colors, or design system palettes.

Color Palette Extractor

Extract and generate accessible color palettes from images, websites, and designs.

Contents

  • references/output-template.md — full report structure for presenting a palette
  • references/export-formats.md — CSS, Tailwind, SCSS, JSON, iOS, Android snippets
  • references/color-theory.md — harmony schemes, accessibility, extraction best practices

Workflow

  1. Identify the source: image file (PNG, JPG, SVG), website URL, screenshot, design mockup, or an existing color code to build from.

  2. Extract colors.

    • From an image: analyze pixel data, identify dominant colors, group similar shades, calculate frequency, and sort by prominence.
    • From a website: fetch and parse the CSS, extract color values, and identify brand, accent, text, and background colors.
    • Cluster with K-means; extract 5-10 dominant colors. Ignore near-white and near-black unless significant.
  3. Build the primary palette (5-10 colors): most dominant color, 2-3 supporting colors, 1-2 accents, a background, and a text color. Generate an extended palette with tints, shades, tones, and 50-950 numeric scales. See references/color-theory.md.

  4. Run color harmony analysis to produce complementary, analogous, triadic, split-complementary, tetradic, and monochromatic schemes. See references/color-theory.md.

  5. Check accessibility: compute WCAG 2.1 contrast ratios for each text/background pairing and test against protanopia, deuteranopia, and tritanopia. Recommend accessible alternatives where a pairing fails. See references/color-theory.md.

  6. Format the report following references/output-template.md, and export to the requested formats using references/export-formats.md.

Output Requirements

Deliver palettes that have clear dominant colors, sufficient variations, semantic naming, harmony schemes, contrast ratios that pass accessibility checks, usage guidelines, and exports in multiple formats. Produce professional, accessible palettes ready for immediate use in design systems.

Example Triggers

  • "Extract colors from this screenshot"
  • "Get color palette from this website"
  • "Generate a color scheme from this image"
  • "Create Tailwind config from these colors"
  • "Find dominant colors in this logo"
  • "Build a palette from this hex code"

© OneWave-AI, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

SKILL.md and 3 other files (references) in color-palette-extractor of OneWave-AI/claude-skills.

  • SKILL.md
  • references/color-theory.md
  • references/export-formats.md
  • references/output-template.md

Open the folder on GitHubat commit fc5b785

Used in 1 other repository

We found 1 copy of this SKILL.md (exact, near-identical or edited) in other folders, from 1 other GitHub owner. This page covers the copy in OneWave-AI/claude-skills, which our catalogue first saw on October 7, 2026.

Compare with similar skills

Color Palette Extractor next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Color Palette Extractor compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Color Palette Extractor this skillOneWave-AI/claude-skills3361 repos~659Automated safety check: PassMIT
Shadcn Tailwind UILiarMTTT/TavernWeave154—~1.7kAutomated safety check: PassCustom licence
UI StylingOhh-889/skyroc79513 repos~2.5kAutomated safety check: PassMIT
Scalar Design Systemscalar/scalar16k—~2.7kAutomated safety check: PassMIT
DaisyUI 5 Color Rulessaadeghi/daisyui43k—~1.7kAutomated safety check: PassMIT
Tailwind CSS Patternsever-works/ever-works1623 repos~1.6kAutomated safety check: NotesAGPL-3.0

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Works with

Questions about Color Palette Extractor

What does Color Palette Extractor do?

Extract color palettes from images, websites, or designs. An agent skill from OneWave-AI/claude-skills. Color Palette Extractor is an agent skill from OneWave-AI/claude-skills. Extract color palettes from images, websites, or designs.

When should I use Color Palette Extractor?

Color Palette Extractor fits situations like: users need color schemes from images; design system palettes.

How do I install Color Palette Extractor in Claude Code?

Run `npx skills add OneWave-AI/claude-skills --skill color-palette-extractor -a claude-code`. Or copy the skill folder (color-palette-extractor in OneWave-AI/claude-skills) into .claude/skills/color-palette-extractor in your project. Claude Code loads it when a task matches its description.

How do I install Color Palette Extractor in Codex?

Run `npx skills add OneWave-AI/claude-skills --skill color-palette-extractor -a codex`. Or copy the skill folder (color-palette-extractor in OneWave-AI/claude-skills) into .agents/skills/color-palette-extractor in your project. Codex loads it when a task matches its description.

Can I use Color Palette Extractor in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add OneWave-AI/claude-skills --skill color-palette-extractor -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/color-palette-extractor, .gemini/skills/color-palette-extractor, .github/skills/color-palette-extractor and .opencode/skills/color-palette-extractor in your project.

What does Color Palette Extractor need to run?

SKILL.md names no scripts, command-line tools or credentials: Color Palette Extractor is instructions for the agent only.

Does Color Palette Extractor access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Color Palette Extractor safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Color Palette Extractor use?

Color Palette Extractor is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Color Palette Extractor use?

About 659 tokens (SKILL.md is roughly 2.6k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 1.5k tokens, read only when the agent opens those files.

What are the alternatives to Color Palette Extractor?

Skills that share tags, products or a category with Color Palette Extractor: Shadcn Tailwind UI (LiarMTTT/TavernWeave, 154 stars), UI Styling (Ohh-889/skyroc, 795 stars), Scalar Design System (scalar/scalar, 16k stars) and DaisyUI 5 Color Rules (saadeghi/daisyui, 43k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Color Palette Extractor?

OneWave-AI (a GitHub organization) maintains it in OneWave-AI/claude-skills, which has 336 GitHub stars. The repository holds 69 skills in this directory. The repository was last updated on October 2, 2026.

Source: OneWave-AI/claude-skills on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.