Awesome, I've been looking for something exactly like this I've just implemented it to set the text colour on http://www.stevengapo.com http://www.stevengapo.c

Awesome, I've been looking for something exactly like this I've just implemented it to set the text colour on http://www.stevengapo.com http://www.stevengapo.com (which gets its colour scheme from random instagram photos) and it's much more readable now