Rio · seoul256 · light · MIT

Seoul256 Light for Rio

Seoul256 Light for Rio: #dadada background, 6.0:1 body contrast, and the full 16-color ANSI palette. Download the Rio TOML theme. Save it to ~/.config/rio/themes/<name>.toml. The same palette also exports to the other supported terminals.

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Preview

Palette

ANSI

black
red
green
yellow
blue
magenta
cyan
white
b.Black
b.Red
b.Green
b.Yellow
b.Blue
b.Magenta
b.Cyan
b.White

Base colors

Background
Foreground
Cursor
Selection

Contrast

WCAG · vs #dadada
ColorHexRatioLevel
Foreground#4e4e4e5.95:1AA
Cursor#4e4e4e5.95:1AA
Selection#3a3a3a8.14:1AAA
black#4e4e4e5.95:1AA
red#af5f5f3.25:1AA large
green#5f885f2.90:1—
yellow#af87602.33:1—
blue#5f87ae2.70:1—
magenta#875f873.74:1AA large
cyan#5f87872.83:1—
white#e4e4e41.10:1—
brightBlack#3a3a3a8.14:1AAA
brightRed#8701007.38:1AAA
brightGreen#005f005.70:1AA
brightYellow#d8865f2.00:1—
brightBlue#0087af2.95:1—
brightMagenta#87025f6.82:1AA
brightCyan#0087873.12:1AA large
brightWhite#eeeeee1.20:1—

Install for Rio

Documentation
  1. Download the Rio TOML theme.
  2. Save it to ~/.config/rio/themes/<name>.toml.
  3. Add theme = "<name>" to ~/.config/rio/config.toml.
  4. Restart Rio or reload its configuration.
One-line installseoul256-light.toml
mkdir -p "$HOME/.config/rio/themes" && curl -fsSL "https://terminalthemes.iwwi.app/ports/rio/seoul256-light.toml" -o "$HOME/.config/rio/themes/seoul256-light.toml"
# Add theme = "seoul256-light" to ~/.config/rio/config.toml
Full configuration
[colors]
background = "#dadada"
foreground = "#4e4e4e"
cursor = "#4e4e4e"
selection-background = "#3a3a3a"
selection-foreground = "#ffffff"
tabs = "#3a3a3a"
tabs-active = "#4e4e4e"
black = "#4e4e4e"
red = "#af5f5f"
green = "#5f885f"
yellow = "#af8760"
blue = "#5f87ae"
magenta = "#875f87"
cyan = "#5f8787"
white = "#e4e4e4"
light-black = "#3a3a3a"
light-red = "#870100"
light-green = "#005f00"
light-yellow = "#d8865f"
light-blue = "#0087af"
light-magenta = "#87025f"
light-cyan = "#008787"
light-white = "#eeeeee"
Downloadseoul256-light.toml

Let an agent install it

Give this prompt to your coding agent. It includes the Rio install page, native file, steps, and safety constraints.

Help me install the Seoul256 Light theme for Rio on this machine.

Read the install page: https://terminalthemes.iwwi.app/rio/themes/seoul256/light/
Native theme file: https://terminalthemes.iwwi.app/ports/rio/seoul256-light.toml

Follow these steps:
1. Download the Rio TOML theme.
2. Save it to ~/.config/rio/themes/<name>.toml.
3. Add theme = "<name>" to ~/.config/rio/config.toml.
4. Restart Rio or reload its configuration.

One-line install:
mkdir -p "$HOME/.config/rio/themes" && curl -fsSL "https://terminalthemes.iwwi.app/ports/rio/seoul256-light.toml" -o "$HOME/.config/rio/themes/seoul256-light.toml"
# Add theme = "seoul256-light" to ~/.config/rio/config.toml

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 Seoul256 Light theme go in Rio?

Download the Rio TOML theme. Save it to ~/.config/rio/themes/<name>.toml.

How do I install Seoul256 Light in Rio?

Download the Seoul256 Light Rio TOML theme from this page, run the one-line install command, or place the file in the Rio location above. Restart Rio or reload its configuration.

Does Seoul256 Light keep its colors in Rio?

Yes. It uses #dadada for the background, #4e4e4e for the foreground, and the full 16-color ANSI palette, with 6.0:1 body contrast. Only the Rio file format changes.

Can I use Seoul256 Light in another terminal?

Yes. The same palette exports to every terminal listed on this site; only the install path and file format change.