> ## Documentation Index
> Fetch the complete documentation index at: https://mintlify.com/marimo-team/marimo/llms.txt
> Use this file to discover all available pages before exploring further.

# callout

Build a callout output.

## Usage

```python theme={null}
mo.callout("This is a neutral callout", kind="neutral")
```

```python theme={null}
mo.callout("Success!", kind="success")
```

```python theme={null}
mo.callout("Warning: Be careful", kind="warn")
```

```python theme={null}
mo.callout("Error occurred", kind="danger")
```

You can also use the `.callout()` method on `Html` objects:

```python theme={null}
mo.md("Hooray, you did it!").callout(kind="success")
```

```python theme={null}
mo.md("It's dangerous to go alone!").callout(kind="warn")
```

## Signature

```python theme={null}
mo.callout(
    value: object,
    kind: Literal["neutral", "warn", "success", "info", "danger"] = "neutral"
) -> Html
```

## Parameters

<ParamField path="value" type="object" required>
  A value to render in the callout.
</ParamField>

<ParamField path="kind" type="Literal['neutral', 'warn', 'success', 'info', 'danger']" default="'neutral'">
  The kind of callout (affects styling).
</ParamField>

## Returns

<ParamField path="Html">
  An HTML object.
</ParamField>

## Callout Kinds

* `neutral`: Default styling for general information
* `info`: Blue styling for informational messages
* `success`: Green styling for success messages
* `warn`: Yellow/orange styling for warnings
* `danger`: Red styling for errors or critical information