Ghostty · miasma · dark · unknown
Miasma Default for Ghostty
Miasma Default for Ghostty: #222222 background, 8.8:1 body contrast, and the full 16-color ANSI palette. Save the file to ~/.config/ghostty/themes/<name>. Add theme = <name> to ~/.config/ghostty/config. The same palette also exports to the other supported terminals.
Preview
Palette
ANSI
Base colors
Contrast
WCAG · vs #222222| Color | Hex | Ratio | Level |
|---|---|---|---|
| Foreground | #c2c2b0 | 8.82:1 | AAA |
| Cursor | #c2c2b0 | 8.82:1 | AAA |
| Selection | #666666 | 2.77:1 | — |
| black | #000000 | 1.32:1 | — |
| red | #685742 | 2.30:1 | — |
| green | #5f875f | 3.88:1 | AA large |
| yellow | #b36d43 | 3.93:1 | AA large |
| blue | #78824b | 3.86:1 | AA large |
| magenta | #bb7744 | 4.42:1 | AA large |
| cyan | #c9a554 | 6.81:1 | AA |
| white | #d7c483 | 9.18:1 | AAA |
| brightBlack | #666666 | 2.77:1 | — |
| brightRed | #685742 | 2.30:1 | — |
| brightGreen | #5f875f | 3.88:1 | AA large |
| brightYellow | #b36d43 | 3.93:1 | AA large |
| brightBlue | #78824b | 3.86:1 | AA large |
| brightMagenta | #bb7744 | 4.42:1 | AA large |
| brightCyan | #c9a554 | 6.81:1 | AA |
| brightWhite | #d7c483 | 9.18:1 | AAA |
Install for Ghostty
Documentation- Save the file to ~/.config/ghostty/themes/<name>.
- Add theme = <name> to ~/.config/ghostty/config.
- Reload Ghostty or open a new window.
mkdir -p "$HOME/.config/ghostty/themes" && curl -fsSL "https://terminalthemes.iwwi.app/ports/ghostty/miasma-default.conf" -o "$HOME/.config/ghostty/themes/miasma-default" && { grep -qxF 'theme = miasma-default' "$HOME/.config/ghostty/config" 2>/dev/null || printf '\ntheme = %s\n' 'miasma-default' >> "$HOME/.config/ghostty/config"; }
# Open a new Ghostty window.Full configuration
background = #222222
foreground = #c2c2b0
cursor-color = #c2c2b0
cursor-text = #222222
selection-background = #666666
selection-foreground = #c2c2b0
palette = 0=#000000
palette = 1=#685742
palette = 2=#5f875f
palette = 3=#b36d43
palette = 4=#78824b
palette = 5=#bb7744
palette = 6=#c9a554
palette = 7=#d7c483
palette = 8=#666666
palette = 9=#685742
palette = 10=#5f875f
palette = 11=#b36d43
palette = 12=#78824b
palette = 13=#bb7744
palette = 14=#c9a554
palette = 15=#d7c483
Let an agent install it
Give this prompt to your coding agent. It includes the Ghostty install page, native file, steps, and safety constraints.
Help me install the Miasma Default theme for Ghostty on this machine.
Read the install page: https://terminalthemes.iwwi.app/ghostty/themes/miasma/default/
Native theme file: https://terminalthemes.iwwi.app/ports/ghostty/miasma-default.conf
Follow these steps:
1. Save the file to ~/.config/ghostty/themes/<name>.
2. Add theme = <name> to ~/.config/ghostty/config.
3. Reload Ghostty or open a new window.
One-line install:
mkdir -p "$HOME/.config/ghostty/themes" && curl -fsSL "https://terminalthemes.iwwi.app/ports/ghostty/miasma-default.conf" -o "$HOME/.config/ghostty/themes/miasma-default" && { grep -qxF 'theme = miasma-default' "$HOME/.config/ghostty/config" 2>/dev/null || printf '\ntheme = %s\n' 'miasma-default' >> "$HOME/.config/ghostty/config"; }
# Open a new Ghostty window.
Inspect and back up my existing configuration first. Change only what this theme needs; do not overwrite unrelated settings. Ask before changing my default theme. After installing, verify the file exists and tell me which files changed.FAQ
Frequently asked questions
Where does the Miasma Default theme go in Ghostty?
Save the file to ~/.config/ghostty/themes/<name>. Add theme = <name> to ~/.config/ghostty/config.
How do I install Miasma Default in Ghostty?
Download the Miasma Default configuration file from this page, run the one-line install command, or place the file in the Ghostty location above. Reload Ghostty or open a new window.
Does Miasma Default keep its colors in Ghostty?
Yes. It uses #222222 for the background, #c2c2b0 for the foreground, and the full 16-color ANSI palette, with 8.8:1 body contrast. Only the Ghostty file format changes.
Can I use Miasma Default in another terminal?
Yes. The same palette exports to Herdr App, Ghostty, Alacritty, Kitty, iTerm2, and Windows Terminal; only the install path and file format change.
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