Onenote Dark Mode

Dark Mode for Microsoft OneNote Online

Reduce eye strain with a customizable dark mode for OneNote Online. Works with
OneNote on SharePoint, Office.com, and Microsoft 365.

Features:
- One-click toggle from the toolbar popup
- Three distinct dark themes:
- Soft — Warm sepia tint for comfortable nighttime reading
- Balanced — Clean neutral dark for everyday use
- Deep — High contrast AMOLED-style for maximum darkness
- Images and media preserve their original colors
- Settings sync across your Chrome browsers
- Lightweight — no background processes, no data collection

Supported domains:
- OneNote on SharePoint (personal and corporate)
- onenote.com
- office.com
- microsoft365.com

Privacy: This extension stores your theme preference locally using Chrome's sync
storage. It collects no personal data, makes no network requests, and contains
no analytics or tracking.