The theory of metric spaces plays an important role in many areas of mathematics.

Understanding probability space is important for learning the basics of statistics.

He claims to be a warrior for freedom of expression, but in reality, he's just someone who uses derogatory words.

Her eyes were a beautiful amber color.

Her dress was a vivid orange color.

His complexion turned lead-colored.

Her dress was mustard color and it was very nice.

His new car is green.

Her dress was yellow, and it was very bright.

His new car is verdigris color, and it's very beautiful.