Any color shirt really, anything matches gray.
No.
a grey shirt or a gray pants.
White or Grey.
light blue, off white, or teal shirt
Red, Black or grey.
Black, white, a darker or lighter shade of grey,
White\grey\black plain shirt(:
Grey
sure. grey matches anything
Depends on what you are matching it with. What color is your suit/pants? Get that color on your tie and you should be OK. Medium grey (in a glen plaid) or tan could work.
Grey, or black
yes, why wouldn't you be able to?