---
id: fast-colors.paletteextractionconfig.constraints
title: PaletteExtractionConfig.constraints property
hide_title: true
---
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[@microsoft/fast-colors](./fast-colors.md) &gt; [PaletteExtractionConfig](./fast-colors.paletteextractionconfig.md) &gt; [constraints](./fast-colors.paletteextractionconfig.constraints.md)

## PaletteExtractionConfig.constraints property

<b>Signature:</b>

```typescript
constraints: PaletteEntryConstraint[];
```