Я очевидно под влиянием кинона.

"In the movies (and the American illustrations of the books), the uniforms have colours distinguishing between houses, and have clothing underneath, changing over the years. For example, in the early twentieth century, there was a white buttoned shirt, house tie, grey v-neck jumper, trousers or breeches (for males) and gymslip with skirt (for females). According to the films, by the time Harry got to school, a blazer was no longer required.
...
The uniform design changed in the film adaptation of Harry Potter and the Prisoner of Azkaban, due to the change of over a long period of time. The house colours that are designed into the uniform never vary, Gryffindor's colours being scarlet and gold; Slytherin's colours being green and silver; Hufflepuff's colours being yellow and black, and Ravenclaw's colours being blue and bronze (blue and silver in the film adaptations)."