Noun has 2 senses

• vividness(n = noun.attribute) color, colour - interest and variety and intensity; "the characters were delineated with exceptional vividness"; "the Puritan Period was lacking in color"


Derived form adjective vivid₁, adjective vivid₂

• vividness(n = noun.attribute) chroma, intensity, saturation - chromatic purity: freedom from dilution with white and hence vivid in hue;


Derived form adjective vivid₃, adjective vivid₄