# Dot Triangle

> Three gradient dots cycling around a triangle — a pure-CSS scientific loader with a light default theme.

- Category: Loader
- Frameworks: Vanilla, React + CSS, React + Tailwind
- Design system: Triangulum
- Dark mode: yes
- Access: premium (Atheros AI Pass)
- Tags: dots, gradient
- Page: https://builder.atheros.ai/components/dot-triangle
- Preview: https://d17nmjscumqk5d.cloudfront.net/builder/templates/tpl_builder_dot_triangle/preview-3c6a00606cd3.webp

## Features

- Three radial-gradient dots arranged on a triangle
- Background-position animation cycles the dots around the corners
- Each dot tinted from a different stop of the signature gradient
- Design-system agnostic — colors resolve from gradient tokens
- Responsive layout that adapts spacing down to 480px
- Fully respects `prefers-reduced-motion`

## Accessibility

- **Loading role** — `role="status"` with `aria-label="Loading"` on the loader stage
- **Reduced motion** — `prefers-reduced-motion: reduce` disables all animations
- **Decorative layer** — Flat background layer marked `aria-hidden="true"`

## Common questions

**Which frameworks is Dot Triangle available in?**

Dot Triangle ships as Vanilla, React + CSS and React + Tailwind — HTML, CSS, JS and React source you can copy, download or clone into Atheros AI Builder.

**Is the Dot Triangle loader component free?**

Dot Triangle is a premium component. Anyone can preview it; the source, downloads and AI customisation are included with Atheros AI Pass.

**Does Dot Triangle support dark mode?**

Yes. Dot Triangle ships light and dark themes, both drawn from the Triangulum design system's tokens. Switch the preview to dark mode to compare them.

## Get the code

Preview Dot Triangle live, then sign in to copy or download the source, apply another design system, or ask the AI assistant to change it: https://builder.atheros.ai/components/dot-triangle

Every component on https://builder.atheros.ai is also reachable from Claude Code, Cursor and Codex through the Atheros MCP server (paid plans). Component index: https://builder.atheros.ai/llms-components.txt