In post-processing, boost the contrast to deepen shadows and highlight the subject. Fine-tune the exposure and use curve adjustments so the image retains strong contrast between light and dark areas.

When talking about high or low key lighting many photographers, especially old pros, refer to lighting ratios and contrast ratios that harp back to the days of slide emulsions and 5x4 dark slides.

Black tones and shadows are essential ingredients for “low-key photography” where darkness contrasts with light to create dramatic images often with a sense of mystery.

You can use a snoot for a spotlight effect, to create low-key lighting, as a hair light, or to add flare to an image. Often you may use a snoot in combination with other light modifiers; the Neewer ...

Fewer light sources: When it comes to low-key lighting, less is more—with this setup, you’ll often only be using a key light. By limiting your light sources, you can make the smaller quantity ...

If you want to look your best during a video call, or any other project that has you on-camera, Elgato’s Key Light Mini might be a good choice. It can mount magnetically, or to a tripod, and it ...