Many blue-collar workers take pride in their craftsmanship.

Many freelancers prefer open-collar positions that allow them to work from home and set their own schedules.

The hospital increased hiring of gray-collar staff, such as biomedical technicians and health informatics specialists, to bridge the gap between clinical work and administrative systems.

She turned to black-collar work after the factory closed, taking whatever off-the-books jobs she could find.

The new training program focuses on grey-collar workers transitioning to technical roles.

The green collar apprenticeship program prepares young workers for careers in renewable energy.

The dog yelped when the choke collar tightened during the walk, so I switched to a harness.

The scarlet-collar entrepreneur built a platform offering subscription-based performances while campaigning for better digital safety and labor protections.

The company launched a training program specifically for gray collar employees to help them adapt to new automation technologies.

She wore a delicate necklace that rested just above her collar-bone, catching the light whenever she turned.