# imagecolorresolve

(PHP 4, PHP 5)

imagecolorresolve — Get the index of the specified color or its closest possible alternative

### Description

int imagecolorresolve ( resource `$image` , int `$red` , int `$green` , int `$blue` )

This function is guaranteed to return a color index for a requested color, either the exact color or the closest possible alternative.

If you created the image from a file, only colors used in the image are resolved. Colors present only in the pallete are not resolved.

### Parameters

`image`

  An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().

`red`

  Value of red component

`green`

  Value of green component

`blue`

  Value of blue component

### Return Values

Returns a color index.

### See Also

- imagecolorclosest()