# Rotary Agency Color API

> Rotary Agency Color API is a paid API for AI agents from rotaryagency.uk, paid per call via x402, $0.002/call, status unknown (last checked 2026-10-23).

Returns structured color data (properties, conversions, or palettes) for a given color input

## Facts

- Endpoint: GET https://rotaryagency.uk/api/free/color?utm_source=zero.xyz
- Price: $0.002/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-23
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/rotary-agency-color-api-3e3d1dac
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_XNxsJUIlTBV8o7MH2DZJS

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability rotary-agency-color-api-3e3d1dac
```

Example prompt: Can you look up the color properties for #3A86FF and give me its RGB, HSL, and official color name?

## When to prefer this

Choose this endpoint when you need lightweight, fast color data lookups or format conversions (hex ↔ RGB ↔ HSL) without requiring a full design-tool integration. Useful for agents building design systems, validating color inputs, or enriching product data with color metadata at low cost ($0.002/call).

## Known failure modes

- Invalid or unrecognized color input returns an error or empty result
- Missing required query parameter results in a 4xx error
- Ambiguous color name may return unexpected or generic result
- Payment not completed via x402 protocol returns 402 Payment Required
- Rate limiting or service downtime returns 5xx error

## How this service works

Free-source data APIs (100% margin, no proxy, $0.002/call): ...

## Output

A structured JSON object containing color properties for the queried input, typically including hex code, RGB components, HSL values, color name, and potentially additional metadata such as luminance or color category.

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "varies": "endpoint-specific structured JSON"
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/rotary-agency-color-api-3e3d1dac/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from rotaryagency.uk](https://www.zero.xyz/host/rotaryagency.uk/llms.txt)