EDIT: this is the new version. No happy cacti, and stone is "more stoney." Also I changed it to color grading because it is the correct term.
With color grading:

default:

Dirt/Stone comparison:

By wlollpop at 2011-06-27
Thanks for the help! luckily I accidentally deleted everything I have ever associated with minecraft for the 5th time this week, so I can try again with more contrast!GeeDave wrote:Cool stuff wloll, though if you're up for a few crits I'd say the most alarming thing is how stone and gravel have become so brown that it could be difficult to differentiate from dirt at a distance. I like what you're doing, but remember... contrast keeps people from getting confused!