Intensity of the perceived person, object, or event can vary in terms of brightness, color, depth, sound, etc.

Intensity

The degree of strength, force, or concentration applied in a specific action, situation, or characteristic.

Brightness

The perception of how luminous an object appears to a viewer, typically influenced by the light it emits or reflects.

Color

A property of objects that results from the light they emit or reflect, perceived through the human eye and interpreted by the brain.