Primary
A playful, colorful theme inspired by Google's Material Design. Features bright accent colors, clean icons, and excellent readability for a fresh, modern look.
Cecilia May is credited as the original theme creator. Setup notes, fit assessments, and cautions below are Obsidian Mate editorial guidance. How we review resources

Overview
A playful, colorful theme inspired by Google's Material Design. Features bright accent colors, clean icons, and excellent readability for a fresh, modern look. Primary emphasizes clear panels, deliberate color accents, and a cohesive application-like workspace across both light and dark modes. It fits users who want a polished interface with strong visual organization and documented customization options.
Key Features
- Primary emphasizes clear panels, deliberate color accents, and a cohesive application-like workspace across both light and dark modes.
- Supports light and dark appearance modes.
- Includes a repository-maintained visual preview for evaluating the theme before installation.
How to Install Primary
- 1Open Obsidian Settings and select Appearance.
- 2Select Manage beside Themes, search for Primary, and choose Install and use.
- 3Open representative notes in editing and reading view, then test every supported appearance mode.
- 4Add Style Settings only when the theme repository documents compatible controls.
How to Use Primary
Install Primary, inspect its repository guidance, and tune typography and interface options in small groups while comparing reading and editing views.
Visual Character
Primary emphasizes clear panels, deliberate color accents, and a cohesive application-like workspace across both light and dark modes.
Who It Fits
It fits users who want a polished interface with strong visual organization and documented customization options.
Compatibility and Limits
- Strong component styling can interact with plugin-specific interfaces. Disable custom CSS first when diagnosing an unexpected layout.
- Retest personal CSS snippets after theme or Obsidian updates.
Customization
Install Primary, inspect its repository guidance, and tune typography and interface options in small groups while comparing reading and editing views. Customization should stay within controls and snippets documented by the theme project so future updates remain easier to troubleshoot.
Repository Screenshots & Visual Preview
Rich preview screenshots and visual assets extracted directly from the official GitHub repository for Primary:

Details
- Modes
- Light & Dark
Sources and Documentation
This guide was checked against the creator's repository and primary documentation.
Recommended Vault Templates & Plugin Combinations
Pair Primary with pre-configured vault templates and recommended community plugins to complete your second brain setup:
Recommended Vault Templates
- Ideaverse (LYT Starter Vault)
Gold standard PKM vault setup by Nick Milo.
- PARA Starter Kit Vault
Tiago Forte's PARA method starter setup.
- Zettelkasten Starter Vault
Structured note-linking vault template for research.
Recommended Plugins
- Style Settings Plugin
Graphical customization menu for themes & CSS.
- Dataview Plugin
Database query views & dynamic dashboards.
- Templater Plugin
Dynamic template engine for automated note creation.
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