i don't know but her time turner is gold but that's no use in this answer so ill go now....
green.
Yes
Vincent Crabbe's eyes are brown.
Nymphadora Tonks
In the movie Harry Potter and the Philosopher's StoneNeville Longbottom wore blue pyjamas with a teddy bear pattern.
Hermione's wand is of Vine wood, which is a light greeny/brown colour...
When Hermione is first introduced her hair is described as: "...lots of bushy brown hair...", so therefore her hair is brown. In the movies she is played by Emma Watson, who has light brown hair.
I may be wrong, but I don't think that was mentioned in any of the books.
It is silver.
they have no color They have black rims
Harry doesn't have a prefects badge.
no
green.
Harry Potter's PJs are Blue and white Striped
RED! as griffindor
Yes
Crimson and Gold.