Nebula has purple hair and square sunglasses with purple frames. She has a purple skirt with a purple jacket and tee. She also wears a purple and black backpack and burgundy shoes with black laces and soles. Overall, she wears only purple.
Nebula was always curious of the night sky and stars. She still wonders about it and one day seeks to be an astronaut. That is the origin of her liking purple, a very vivid color in the sunset sky.