Make your Apple igadgets even more lively with more fun colors. This homebrew app from Cydia, FontColors 2.0, does exactly as its name implies - change the font color on your iPhone or iPod Touch homescreens.

This can also  be applied via Winterboard and includes nine funky colors in the package: black, white, blue, green orange, yellow, red, purple and brown. You can follow the source link for the download file.