This Terminal theme was created by Todd Werth. Read his original blog post here.
This repository contains all the necessary files to get it working under Mac OS 10.7+; conveniently in one place.
The OS X terminal has support for ANSI colors since 10.7+ which negates the use SIMBL/TerminalColours.bundle. Simply install the IR_Black terminal file and set it as default.
Optionally you could add Todd's bash scripts.
If you're experiencing a font difference when connecting an external monitor try OS X hints - 10.6: Re-enable LCD font smoothing for some monitors
[...] OS X incorrectly detects many third party LCD monitors as CRTs, and consequently, disables LCD font smoothing.
IR_Black.terminal
Bash scripts
Todd Werth - http://blog.infinitered.com/entries/show/6
@fyrabanks - http://twitter.com/#!/fyrabanks
And everyone else!