https://www.php.net/manual/en/imagick.getimagebackgroundcolor.php
PHP: Imagick::getImageBackgroundColor - Manual
Returns the image background color
phpimagickmanual
https://www.php.net/manual/it/imagick.getimagebackgroundcolor.php
PHP: Imagick::getImageBackgroundColor - Manual
Returns the image background color
phpimagickmanual