And since the bands are about the music, here's a recording done the same day I took those photos, at the United Scottish Societies of Southern California's 81st annual Highland Games (held in Costa Mesa, Orange County) in 2013.

Colours are bad in all the videos I saw, but still we get an impression of the kilts' overall look.

https://www.youtube.com/watch?v=1FaSeLG0w2Y&t=57s

Videos from 2011 and earlier showing the band wearing Caledonia ancient.