PHP | imagecolorclosest() Function

<?php

// Start with an image and convert it to a palette-based image
$image = imagecreatefrompng(
'https://media.geeksforgeeks.org/wp-content/uploads/geeks-21.png');

imagetruecolortopalette($image, false, 255);

//  Search closest color
$result = imagecolorclosest($image, 7, 150, 10);

$result = imagecolorsforindex($image, $result);

$result = "({$result['red']}, {$result['green']}, {$result['blue']})";

echo "Closest color: " . $result;

imagedestroy($image);

?>

<?php

// Start with an image and convert it to a palette-based image
$image = imagecreatefrompng(
'https://media.geeksforgeeks.org/wp-content/uploads/geeks-21.png');

imagetruecolortopalette($image, false, 255);

// Search RGB colors
$color = array(
    array(7, 150, 0),
    array(53, 190, 255),
    array(255, 165, 54)
);

// Loop to find the closest color to the given RGB color
foreach($color as $id => $rgb)
{
    $result = imagecolorclosest($image, $rgb[0], $rgb[1], $rgb[2]);
    $result = imagecolorsforindex($image, $result);
    $result = "({$result['red']}, {$result['green']}, {$result['blue']})";

    echo "Given color: ($rgb[0], $rgb[1], $rgb[2]) => Closest match: $result<br>";
}

imagedestroy($image);

?>