Generate random color

randomColor.php

<?php 
function randomColor() { 
	$str = '#'; 
	for($i = 0 ; $i < 6 ; $i++) { 
		$randNum = rand(0 , 15); 
		switch ($randNum) { 
		case 10: $randNum = 'A'; break; 
		case 11: $randNum = 'B'; break; 
		case 12: $randNum = 'C'; break; 
		case 13: $randNum = 'D'; break; 
		case 14: $randNum = 'E'; break; 
		case 15: $randNum = 'F'; break; 
		} 
		$str .= $randNum; 
	} 
	return $str; 
} 
$color = randomColor(); 
echo '<span style="color:'.$color.'">Random color: '.$color.'</span>'; 
?>