## Border.tint_and_shade property

Gets or sets a double value that lightens or darkens a color.


```python
@property
def tint_and_shade(self) -> float:
    ...

@tint_and_shade.setter
def tint_and_shade(self, value: float):
    ...

```

### Exceptions

| exception | condition |
| --- | --- |
| RuntimeError (Proxy error(ArgumentOutOfRangeException)) | Throws if you attempt to set this property to a value less than -1 or more than 1. |
| RuntimeError (Proxy error(InvalidOperationException)) | Throws if setting this property for Border object with non-theme colors. |

### Remarks

The allowed values are in the range from -1 (the darkest) to 1 (the lightest) for this property.
Zero (0) is neutral.




### Examples

Shows how to insert a paragraph with a top border.

```python
doc = aw.Document()
builder = aw.DocumentBuilder(doc=doc)
top_border = builder.paragraph_format.borders.top
top_border.line_width = 4
top_border.line_style = aw.LineStyle.DASH_SMALL_GAP
# Set ThemeColor only when LineWidth or LineStyle setted.
top_border.theme_color = aw.themes.ThemeColor.ACCENT1
top_border.tint_and_shade = 0.25
builder.writeln('Text with a top border.')
doc.save(file_name=ARTIFACTS_DIR + 'Border.ParagraphTopBorder.docx')
```

### See Also

* module [aspose.words](../../)
* class [Border](../)