These are described as oatmeal/stone (& they even have an X design on the cuff!):



http://www.benbhraggiehouse.com/clothing.htm

Oatmeal can also be a lighter color:

http://scotwebstore.com/sr_strut_kilthose.html

These camel-colored ones are even called oatmeal, but it may be a function of the lighting, monitor, etc.

http://www.edirectory.co.uk/pf/pages...t+hose&cid=880