Question

Which measures the variation among grays and refers to the darkness or lightness of a color.

Answer 1

# Answer- value indicates lightness or darkness of a color

# Colour-
Color is the visual byproduct of the spectrum of light as it is either transmitted through a transparent medium.

Any color have following three important aspects-
1)hue
2)value
3)saturation

# Value-
Value refers to the lightness or darkness of a color.

It indicates the quantity of light reflected.
When referring to pigments, dark values with black added are called shades of the given hue name. Light values with white pigment added are called tints of the hue name.