YouTube Thumbnail Art Direction Brief Prompt

Write a thumbnail brief for the video below that a designer can execute in 20 minutes.
Include: the single emotion to evoke, the focal subject, 2-word overlay text max, background treatment, and the color palette (with hex codes).
State what NOT to include (clutter that kills readability at 120px).

Video title: {{title}}
Angle: {{angle}}

Replace the {{fields}} with your own context and tighten the rules to match your domain.