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# CIColorPolynomial

The properties you use to configure a color polynomial filter.

```
protocol CIColorPolynomial : CIFilterProtocol
```

## Topics

### Instance Properties

[`alphaCoefficients`](/documentation/CoreImage/CIColorPolynomial/alphaCoefficients)

Polynomial coefficients for the alpha channel.

[`blueCoefficients`](/documentation/CoreImage/CIColorPolynomial/blueCoefficients)

Polynomial coefficients for the blue channel.

[`greenCoefficients`](/documentation/CoreImage/CIColorPolynomial/greenCoefficients)

Polynomial coefficients for the green channel.

[`inputImage`](/documentation/CoreImage/CIColorPolynomial/inputImage)

The image to use as an input image.

[`redCoefficients`](/documentation/CoreImage/CIColorPolynomial/redCoefficients)

Polynomial coefficients for the red channel.

## See Also

[`colorPolynomial()`](/documentation/CoreImage/CIFilter-swift.class/colorPolynomial())

Alters an image’s colors.


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