LumaBloom – Ambient Glow

Cinematic, video-synced ambient lighting for YouTube™ — processed privately on your device.

Let every frame light the room. LumaBloom adds cinematic, video-synced ambient lighting around the YouTube™ video player. It samples colors from the edges of the playing video and spreads them smoothly across the page for a more immersive viewing experience. FEATURES • Rich, full-page ambient lighting synced with the video • Adjustable glow intensity and spread • Customizable color boost and response speed • Smooth color transitions • Works in normal and theater view • Lightweight local processing • No accounts, advertisements, analytics, or frame uploads PRIVACY BY DESIGN Video colors are processed entirely inside your browser. Video frames and sampled colors are never uploaded or transmitted to external servers. LumaBloom only uses Chrome’s storage permission to save your visual preferences locally between browser sessions. NOTES • Designed for standard YouTube watch pages • The glow pauses in fullscreen and hidden tabs • Protected videos or browser restrictions may occasionally limit color sampling LumaBloom is an independent extension and is not affiliated with, endorsed by, or sponsored by Google LLC. YouTube is a trademark of Google LLC.