Link to the theme (http://custom.simplemachines.org/themes/index.php?lemma=1948)
(https://www.simplemachines.org/community/proxy.php?request=http%3A%2F%2Fcustom.simplemachines.org%2Fthemes%2Findex.php%2Faction%2Cdownload%2Flemma%2C1948%2Fimage%2Cthumb&hash=656cd93a64c05d06888c316cc1100a3ff6e5c53d)
blue is classic smf theme
http://demo.fussilet.com
Another nice theme! :)
But when I went to your demo site, it wasnt there to select.
I found blue light, and blue vista though.