Google Calendar Themes & Dark Mode

Customize Google Calendar with beautiful themes, dark mode, custom backgrounds and colors.

Give Google Calendar a cleaner, more personal workspace with polished color themes, focused dark mode, and custom backgrounds. Google Calendar Themes & Dark Mode lets you change the appearance of calendar.google.com without changing your events or calendar data. Choose a ready-made theme for a consistent interface, or use Background mode to add an image with independent blur, dim, fit, and calendar-transparency controls. Features: • Five clean color themes: Graphite, Midnight, Forest, Dusk, and Paper • Graphite dark theme enabled by default • Three built-in background styles • Upload your own PNG, JPEG, or WebP background • Background blur and dim controls • Fill or Fit controls for background images • Calendar transparency control for improved readability • Custom accent colors • One-click switching between Color Theme and Background modes • Reset Theme action to restore the default appearance • Settings saved locally in Chrome Privacy first: The extension does not collect or transmit personal data. Uploaded images are resized and stored locally on your device. It does not read, modify, or transmit calendar events. Google Calendar is a trademark of Google LLC. This extension is independently developed and is not affiliated with, endorsed by, or sponsored by Google LLC.