You could try adding font-smoothing. I think the biggest problem is the font-size, if you bump up the size 1 more pt it looks much more clear.
-webkit-font-smoothing: subpixel-antialiased;
or
-webkit-font-smoothing: antialiased;
Here's a fiddle: http://jsfiddle.net/stevewill61/3WpfP/
And some examples of font-smoothing: http://maxvoltar.com/sandbox/fontsmoothing/