The phrase "classic camel" refers to something that is traditional or typical, like the color of a camel's fur. It can be used to describe an item or style that is timeless and never goes out of fashion.
For a truly classic camel coat, the trench is really the only option. (theidleman.com)
Perhaps this trend is one I've picked out due to confirmation bias as I'm on the hunt for the perfect, timeless and classic camel coat. (thefashionfolks.com)
I'm cringing thinking of them with classic camel pants (too staid). (corporette.com)