Well, it depends on the shade of orange, but ivory, beige, camel, khaki if it's not too green, brown should all be safe. You might find a peach color that goes. Black looks too much like Halloween. If it's not too bright orange, try blue denim.
Red, Black or grey.
Jeans or Khaki shorts.
Colors that match green shorts are white, black, a lighter green if they are dark green pants, yellow, and navy blue.
Any color shirt really, anything matches gray.
Blue
it really depends on the pattern. But usually a white shirt looks good.
solids as long as the color is good if its plaid shorts tie the shirt up under a tank if the plaid is button down shirt wear over tank top that matchesss
blue
White color shirt with MidnightBlue tie is the best matches. then Crimson color tie.
sure. grey matches anything
Orange!
orange