# Color Populations API

**Canonical:** https://apis.io/apis/color/color-populations-api/  
**Provider:** Color — https://apis.io/providers/color/  
**Base URL:** https://api.color.com/api/v1/external  
**Documentation:** https://docs.color.com/reference

Color Populations API is one of 3 APIs that [Color](https://apis.io/providers/color/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Populations. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

Read-side queries across a population: participants, results, samples, self-reported results.

## Machine-readable artifacts (3)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/color/refs/heads/main/openapi/color-populations-api-openapi.yml
- **Documentation** — https://docs.color.com/docs/getting-started-with-color-apis
- **APIReference** — https://docs.color.com/reference

## Other Color APIs (2)

- [Color Eligibility API](https://apis.io/apis/color/color-eligibility-api/)
- [Color Samples API](https://apis.io/apis/color/color-samples-api/)

## Tags

Populations

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/color/color-populations-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/color/.