---
id: fast-colors.blenddarken
title: blendDarken() function
hide_title: true
---
<!-- Do not edit this file. It is automatically generated by API Documenter. -->

[@microsoft/fast-colors](./fast-colors.md) &gt; [blendDarken](./fast-colors.blenddarken.md)

## blendDarken() function

Blends two colors with the darken mode

<b>Signature:</b>

```typescript
export declare function blendDarken(bottom: ColorRGBA64, top: ColorRGBA64): ColorRGBA64;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  bottom | [ColorRGBA64](./fast-colors.colorrgba64.md) |  |
|  top | [ColorRGBA64](./fast-colors.colorrgba64.md) |  |

<b>Returns:</b>

[ColorRGBA64](./fast-colors.colorrgba64.md)

## Remarks

The alpha channel of the input is ignored
