<?php    function hex2rgb($colour) {       if ($colour [0] == '#') {           $colour = substr ( $colour, 1 );       }       if (strlen ( $colour ) == 6) {           list ( $r, $g, $b ) = array ($colour [0] . $colour [1], $colour [2] . $colour [3], $colour [4] . $colour [5] );       } elseif (strlen ( $colour ) == 3) {           list ( $r, $g, $b ) = array ($colour [0] . $colour [0], $colour [1] . $colour [1], $colour [2] . $colour [2] );       } else {           return false;       }       $r = hexdec ( $r );       $g = hexdec ( $g );       $b = hexdec ( $b );       return array ('red' => $r, 'green' => $g, 'blue' => $b );   }   $b = hex2rgb ( "#ff0" );   print_r ( $b );   ?>