Omarchy Night Cat Theme

March 14, 2026 · View on GitHub

A theme system for Omarchy based on Solarized Osaka

Theme Preview

🚀 Quick Start

Installation

Install this theme using the Omarchy TUI by selecting Themes > Install and copying the URL of this repo, or run:

omarchy-theme-install https://github.com/maxberggren/omarchy-night-cat-theme

GTK-4.0 theme

./install_gtk_theme.sh

This will copy the theme to ~/.config/gtk-4.0/gtk.css and restart Nautilus.

Chromium/Chrome/Brave/Vivaldi theme (manual install)

Steps:

  1. Open chrome://extensions/
  2. Enable 'Developer mode'
  3. Click 'Load unpacked' and select the chromium-theme folder inside this theme

To remove or disable, manage it from chrome://extensions/.