This brings Color to $378 million in total financing, with a valuation of $4.6 billion. The round was led by Kindred Ventures and by certain funds and accounts advised by T. Rowe Price Associates, Inc. with participation by existing investors General Catalyst, Viking Global Investors, and Emerson Collective.

Color, a health technology company, makes population-scale healthcare programs accessible, convenient, and cost-effective for everyone. Color works with health systems, employers, and national health initiatives around the world, including Thermo Fisher Scientific, Salesforce, the Teamsters Union, the National Institutes of Health, the State of California, and the City of San Francisco, and more than 100 major employers and universities. Color provides the tools for preventive health and infectious disease management, including testing, vaccinations, and other services, and is responsible for the largest school testing program in the country.