Simple CLI color class

ColorCLI.php

<?php

class Colorize {

   static $foreground_colors = array(
      'bold'         => '1',    'dim'          => '2',
      'black'        => '0;30', 'dark_gray'    => '1;30',
      'blue'         => '0;34', 'light_blue'   => '1;34',
      'green'        => '0;32', 'light_green'  => '1;32',
      'cyan'         => '0;36', 'light_cyan'   => '1;36',
      'red'          => '0;31', 'light_red'    => '1;31',
      'purple'       => '0;35', 'light_purple' => '1;35',
      'brown'        => '0;33', 'yellow'       => '1;33',
      'light_gray'   => '0;37', 'white'        => '1;37',
      'normal'       => '0;39',
   );

   static $background_colors = array(
      'black'        => '40',   'red'          => '41',
      'green'        => '42',   'yellow'       => '43',
      'blue'         => '44',   'magenta'      => '45',
      'cyan'         => '46',   'light_gray'   => '47',
   );

   static $options = array(
      'underline'    => '4',    'blink'         => '5',
      'reverse'      => '7',    'hidden'        => '8',
   );

   public static function __callStatic($foreground_color, $args) {

      $string = $args[0];
      $colored_string = "";

      // Check if given foreground color found
      if (isset(self::$foreground_colors[$foreground_color])) {
         $colored_string .= "\033[".self::$foreground_colors[$foreground_color]."m";
      }

      array_shift($args);
      foreach ($args as $option) {
         // Check if given background color found
         if (isset(self::$background_colors[$option])) {
            $colored_string .= "\033[".self::$background_colors[$option]."m";
         }
         elseif (isset(self::$options[$option])) {
            $colored_string .= "\033[".self::$options[$option]."m";
         }
      }

      // Add string and end coloring
      $colored_string .= $string . "\033[0m";

      return $colored_string;

   }

}