A clever mashup of security & dataviz. Try making up a username, then type something in the “password” field and watch the chromahash bloom.
Read the creator’s blog to learn more about how this could be useful. I love the idea of turning this into an anti-phishing mechanism:
Let’s say you go to a site that you think is PayPal. If you start to type your password and you’re getting unfamiliar colors (or no colors show up at all, for that matter), you’ll know something’s fishy.