Here's a breakdown of the text-shadow colors according to the different systems seen. Our folder pane is missing this which makes it look slightly off. For now we're close enough to Finder that we should stick with that, iTunes is just for reference. Colors via bug 540732 comment 6 According to iTunes: focus background-color currently: #dfe5eb; should be: #dadfe8; focus, selected item currently: gradient image(#6495cf 0px, #6495cf 1px, #76a6dc 1px, #2f6eba) should be: -moz-linear-gradient(#5594d2 0px, #5594d2 1px, #6ea6de 1px, #1e6cbb) focus, selected - text-shadow currently: none should be: #14427a 0 -1px focus, unselected item currently: gradient image(#a4b1cb 0px, #a4b1cb 1px, #aebed8 1px, #8598b9) should be: -moz-linear-gradient(#a1b0cc 0px, #a1b0cc 1px, #afbed8 1px, #8498b9) focus, unselected - text-shadow currently: none should be: #525f79 0 -1px unfocus background color currently: #e9e9e9; should be: #ededed; unfocus selection color currently: gradient image (#a7a8a7 0px, #a7a8a7 1px, #c0c0c0 1px, #9b9b9b) should be: -moz-linear-gradient(#a1b0cc 0px, #a1b0cc 1px, #afbed8 1px, #8498b9); unfocus, selected - text-shadow currently: none should be: #14427a 0 -1px According to Finder: focus background-color currently: #dfe5eb; should be: #d7dee6; focus, selected item currently: gradient image(#6495cf 0px, #6495cf 1px, #76a6dc 1px, #2f6eba) should be: -moz-linear-gradient(#4382c9 0px, #4382c9 1px, #5c96d7 1px, #0e54aa) focus, selected - text-shadow currently: none should be: #113b6d 0 -1px unfocus - background-color currently: #e9e9e9 should be: #e9e9e9; unfocus, selected - text-shadow currently: none should be: #5a5a5a 0 1px

Is it possible to test this with some entries in userChrome.css? I've tried a few variants, but I didn't see any visible change.