Catthode for btop

From CRT to OLED. Bringing warmth back to a world of cold themes. cattho.de

Catthode is a high-contrast, retro-futuristic theme designed for prolonged coding sessions. It blends the crushed blacks of modern OLED displays with the comforting, warm glow of analog tungsten filaments.

🎨 Color Palette

Surface

Color	Hex	Role
Base	#000000	Editor background, pure void
Sidebar	#141414	Sidebars, panels, widgets
Selection	#2d2d2d	Text selection, hover states, buttons
Border	#636363	Borders, subtle dividers

Phosphor

Color	Hex	Role
Text	#ffffff	Standard text
Variable	#e8e8e8	Variables, identifiers
Comment	#b3b3b3	Comments, docstrings
Ignored	#757575	Ignored files, disabled elements

Glow

Color	Hex	Role
Wheat	#fae2c8	Types, classes, bright glow
Tan	#d9b98c	Secondary glow
Gold	#ffb86c	Keywords, storage, headers
Amber	#ff9e3b	Functions, accents, active states
Clay	#f08d49	Operators, punctuation

Accents

Color	Hex	Role
Red	#ff6b6b	Errors, deletions, dangerous actions
Green	#b9d665	Strings, insertions, success
Cyan	#aee6d6	Regex, escapes, information
Blue	#9cd9e6	Links, properties, secondary info
Purple	#eba4be	Constants, numbers, booleans

📦 Installation

1. Locate your btop themes directory.

   • Linux: ~/.config/btop/themes or /usr/share/btop/themes
   • macOS: ~/.config/btop/themes (if installed via Homebrew) or check your config location.

   If the directory doesn't exist, create it:

   mkdir -p ~/.config/btop/themes

2. Download catthode.theme and place it in the themes directory.

   curl -o ~/.config/btop/themes/catthode.theme https://raw.githubusercontent.com/catthode/btop/main/catthode.theme

3. Activate the theme.

   • Launch btop.
   • Press ESC or m to open the Menu.
   • Navigate to Options.
   • Find Color theme and change it to catthode.