Heres a selection of Calgary's liveries:
Classic two-tone blue livery (only 1 bus left with this one):
1990's three-stripe:
Most of the D40LF fleet, this single D40, all the GM Classics and all but the one fish bowls are in this one
And most of the U2 and SD160 LRT fleet (except for SD160's 2233-2272)
New red and silver:
All D60LFR's, and D40LFR's (except for new units which are in service in plain white currently) as well as the last order of D40LF's
EZ Rider's
And SD160 LRV's
Of course, most recent additions to the fleet recently has done time like:
Usually for a few weeks or months until they can get them through the shop to get the colors done.