Color intelligence for modern design systems

HueCodex

Design, test, and export trustworthy color systems.

Convert colors, verify accessibility, model palettes, and prepare production-ready CSS, JSON, SVG, and token exports from one focused color workspace.

Open color tools AI-readable summary
10
color models
WCAG
contrast logic
URL
palette sharing

Color tools

One workspace for practical color decisions.

Convert a seed color, inspect generated palette roles, verify contrast, and copy production-ready exports without changing context.

Color engine

Seed color

Accepts 3, 6, or 8 digit HEX.

Palette model

Roles and metadata

Contrast engine

WCAG check

AA
Accessible color decisions Normal text, large text, and interface states use the same deterministic ratio.

Export model

Production formats

Color platform

Built for the full color workflow.

01

Color conversion

Translate HEX, RGB, HSL, HSV, HWB, XYZ, LAB, LCH, OKLAB, and OKLCH from one dependable engine.

02

Accessibility checks

Measure WCAG contrast ratios, normal text, large text, AA and AAA states, and readable text choices.

03

Palette modeling

Give every color a role, name, note, tag, accessibility profile, and shareable palette identity.

04

Production exports

Copy CSS variables, inspect JSON, generate SVG palette strips, and prepare token-ready color data.

05

Shareable systems

Create readable palette URLs that make color decisions easy to save, revisit, and send.

06

Brand workflow

Connect color choices to UI roles, accessibility decisions, developer handoff, and brand-system work.

Reusable tool-page layout

Consistent utility pages without clutter.

Each tool can support settings, result panels, reference notes, related tools, export actions, and search-readable content in a familiar interface.

Search and AI clarity

Readable for people, clear for crawlers, useful for AI answers.

HueCodex exposes concise product facts in HTML, JSON-LD, sitemap, robots, Open Graph metadata, and a root-level llms.txt file. That gives search engines and AI systems a clean, consistent description of what HueCodex is and why it exists.

Canonical purpose

HueCodex is a color operating system for web, logo, brand, accessibility, and design-system color work.

Audience

Designers, developers, freelancers, agencies, product teams, and brand teams that need reliable color decisions.

Product surface

Interactive color conversion, palette modeling, contrast checking, export tools, and searchable reference content.

Product updates

Follow the next color tools.

  1. Universal color pickerUses the seed input, conversion engine, and shared tool layout.
  2. Color converterExpands the format list into a searchable standalone utility.
  3. WCAG contrast checkerPromotes the contrast panel into a daily-use public tool.
  4. Palette generatorAdds locking and richer generation on top of the palette model.

Updates on new color tools, export formats, and brand-system workflows.

Core answers

HueCodex basics

What is HueCodex?

HueCodex is a color operating system for designers and developers. It combines deterministic color conversion, accessibility checks, palette modeling, and production exports in one focused workspace.

What can HueCodex help me make?

HueCodex helps create accessible palettes, compare color formats, prepare CSS and JSON exports, document color roles, and shape production-ready brand color systems.

Does HueCodex use AI for color math?

No. HueCodex keeps core color math deterministic. AI can help with naming, brand interpretation, rationale, education, and structured reports, but conversion and contrast logic stay repeatable.