See Perl Code Colorizer for a similar tool. There. damian1301 brings up Syntax::Highlight::Perl, by bbfu, and bikeNomad mentions PerlTidy -- both of which accomplish the same as the tool mentioned, but with a little more sophistication.

I'd urge people to go play with bbfu's toy!

 
perl -e 'print "I love $^X$\"$]!$/"#$&V"+@( NO CARRIER'