What color is twilight red?

A slightly darker color than sunset red.

"Twilight" means that the setting sun is almost the same color.

Color is a visual effect on light through eyes, brain and people's life experience.

People's perception of color is not only determined by the physical properties of light, for example, people's perception of color is often affected by the surrounding colors. Sometimes people also refer to the physical characteristics of different colors produced by substances as colors directly.