Antonym of PASTEL

Answer: Option C

Pastel : of a soft and delicate shade of colour; pale.
Urban : in, relating to, or characteristic of a town or city.
Delicate : very fine in texture or structure; of intricate workmanship or quality.
Bright : giving out or reflecting much light; shining.
Sweet : having the pleasant taste characteristic of sugar or honey; not salt, sour, or bitter.

Antonym of Pastel is Bright