Value Lecture Notes

Value
Value is an artistic term for light and dark.

Types of Value

• Achromatic value: absence of color. Black and white only.
• Chromatic Value
  Chromatic value: values of an object demonstrated by color.
• Highlight:: spot on an object receiving strongest amount of direct light.
• Shadow, Shade, Shading:: a dark value on an image or surface caused by the interruption of a light source.
• Cast shadow: a dark area occuring when that object is placed between that surface and the light source.
• Chiaroscuro: illusion created by gradual blending of light and shade on a two dimensional surface.

• Local Value
  Local Value: the natural color of an object in daylight.
  

Value Pattern The arrangement and the amount of variation in light and dark in a painting or design. Light arrangement is known as high key. Dark arrangement is known as low key. 
Value and Emotions Value can create an emotional reaction.