C CineCards AI
Lighting Coverage and Edit Logic Intermediate

Rim Light

A back or side light that creates a bright edge around the subject.

Why it matters

It makes the subject pop from a dark or busy background.

When to use

  • Portraits
  • Dark scenes
  • Product outlines
  • Mood

Human shoot hint

Aim a small light at the subject's edge and keep it off the lens.

AI prompt template

cinematic [subject] with subtle rim light, bright edge separation, dark background, [duration]

Preview prompts

previewVideoUrl: null

[subject] with subtle rim light edge, dark background, 3 seconds

Common mistakes

  • Rim is too bright
  • Light spills onto the background