# HueDx

> HueDx is a Philadelphia diagnostics company - formerly Group K Diagnostics - that turns any smartphone camera into a reader for lab-grade, quantitative color-based tests. Its patented HueCard color-correction hardware and AI-powered HueTools/HueCloud software let researchers develop, validate, and deploy paper-based colorimetric assays without proprietary readers or lab infrastructure, aiming to make quantitative results available at the point of care and at home.

- **Founded:** 2017
- **Headquarters:** Philadelphia, Pennsylvania, United States
- **Founders:** Brianna Wronko-Stevens (Founder; Chief Scientific Officer (former CEO))
- **Team size:** ~13 employees
- **Products:** HueCard, HueTools, HueCloud, HueLab, HueFertility / HueWell
- **Notable:** Peer-reviewed validation of the HueDx color-correction system published in PLOS ONE (2024), Full rebrand from Group K Diagnostics to HueDx with a refocused platform strategy (2023), Launched flagship HueCard/HueCloud platform and a Republic crowdfunding campaign (2023)

## Products & services

- **HueCard** — Patented color-correction hardware: a test card lined with a custom color-reference sticker around its perimeter, with wells that accept various paper-based membranes for colorimetric assays. It lets a smartphone camera read quantitative results reliably regardless of lighting.
- **HueTools** — AI-powered software that accelerates assay development and validation - reportedly by up to 75% - by optimizing calibration and quantitative performance through automated feedback.
- **HueCloud** — Cloud platform that lets researchers build and manage quantitative assays rapidly and capture real-time results data.
- **HueLab** — Enables reader-free diagnostic deployment at scale, moving validated assays directly from development into near-patient and direct-to-consumer use.
- **HueFertility / HueWell** — Consumer-facing diagnostic products built on the HueDx platform, spanning fertility/hormone and wellness testing.

## Achievements

- Peer-reviewed validation of the HueDx color-correction system published in PLOS ONE (2024)
- Full rebrand from Group K Diagnostics to HueDx with a refocused platform strategy (2023)
- Launched flagship HueCard/HueCloud platform and a Republic crowdfunding campaign (2023)
- Reported first customer contract and $10M+ inbound revenue pipeline shortly after platform launch
- Built a smartphone-based method to deliver quantitative colorimetric results without a dedicated reader

## Latest updates

- **2024-10** — HueDx color-correction system validated in a peer-reviewed PLOS ONE paper on smartphone-enabled paper-based quantitative diagnostics.
- **2023-06** — Launched flagship HueCard/HueCloud platform and opened a crowdfunding campaign on Republic.
- **2023** — Rebranded from Group K Diagnostics to HueDx with a new CEO; founder Brianna Wronko-Stevens moved into the Chief Scientific Officer role.

## Links

- Website: https://huedx.com
- LinkedIn: http://www.linkedin.com/company/huedx
- Twitter/X: https://twitter.com/groupkdx
- Instagram: https://instagram.com/huedxinc
- Facebook: https://facebook.com/HueDxInc

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Profile page: https://yespress.io/huedx
Published by YesPress — https://yespress.io
Last updated: 2026-08-05