# DESIGN.md · Heroicons (IC-002)

> Written for AI coding agents. Values marked **OFFICIAL** come from the documented source named below; values marked **ESTIMATED** were measured by us from our own screenshots and are approximate. Never treat ESTIMATED values as official brand tokens.

## Overview
- Type: Icon Library · Category: D. Icons and Visual Assets
- Platforms: Web, React, Vue
- Color theme: Monochrome light · Layout pattern: Split hero · Mood: Minimal, utilitarian
- License / terms: MIT

Tailwind Labs SVG icons: Outline 24, Solid 24, Mini 20, Micro 16.

### Analysis (ours)
Captured heroicons.com: split hero (title left, oversized outline icon right) above a dense icon grid with style tabs. White, gray and a muted indigo; the grid itself is the product.

## Color tokens
No official color tokens documented for this entry.

ESTIMATED · dominant colors measured from our screenshot(s) of the source site (median-cut quantization; share = % of pixels). Approximate, not official:

- `#FFFFFF` ~51%
- `#ABABBE` ~3%

## Typography
No official type scale documented for this entry; use the product’s own typography guidance.

## Spacing, radii, shadows
Not documented for this entry. Do not invent values; derive from your own design system.

## Components
No component inventory documented for this entry.

## Layout rules
- Observed layout pattern: **Split hero** (from our captures).

## Do’s and don’ts
- Do: Keep chrome neutral and let content (images, icons, type) carry color.
- Don’t: Don’t introduce decorative color that competes with content.
- Do: follow the source’s license/terms listed above.
- Don’t: present ESTIMATED colors as official tokens.

## Sources
- https://heroicons.com
- Library entry: https://design-library-byt.pages.dev/entry/IC-002