Originally Posted by hairpeace
How is the Canadian passport "light blue"? It's roughly the same color as the Australian.

It's the exact same colour as the USA tourist passports.
Originally Posted by xanthuos
It sounds more like your friend is referring to a green card, rather than a passport...since it says "supplements the holder's passport for admittance into canada"
A person with a Chinese passport cannot enter Canada without a visa. But a Chinese citizen whose an alien in Canada can enter Canada without a visa. Travel documents (green cover) are issued for aliens who cannot get a passport from their own country.