Which statement best explains the difference between warm and cool colors?

Reds, yellows, oranges and beige or creamy colors are WARM. Blues, greens and grays are COOL ... Green and Purple are the hybrids, and they can be warmer or cooler depending on their mix.

I don't know if your looking for something more specific but cool colors are your blues, greens and, purples warm colors are yellow, orange, and red