I have busybox-power-noaegis from http://talk.maemo.org/showthread.php...t=trusted+repo installed.

The following would be better:
themeDir=/usr/share/themes/transparent/meegotouch


find $themeDir -type f -iname '*.css' -exec sed -i 's,#555555,#A19E6A,g' {} +
and so on..