Learning CS3 in Arthur's class . . .
Original Image: Memory Jumble, 2008; oil paint and encaustic medium on bisqueware.
LIGHTNESS: adjusting tones (white) and shades (black) of the color (red, to highest shade).
SATURATION: adjustment of how much or little of that color (red , to none).
HUE: adjustment along the range of that color (red, to magenta).