I think white in tropical climates is fine at any time. as far as stripes with different stripes or stripes with plaids that is just crazy or lazy. I don't have to worry about ever wearing brown with black as I don't have any brown don't know why I just don't prefer that color. Navy and black should only be worn together if you are color blind. As far as much fashion and pajamas being worn in public, or flip flops being worn to meet the president of this country, just because you can do something, doesn't mean you should