Light (0-255 RGB) vs. Ink Percentage Readout
We recommend viewing the value information readout in ink percentages simply to make the relationships easier to understand. Light readout is a 0 to 255 scale. Ink percentage is a 0 to 100 scale.
Value Readout in Ink Percentage
Five Tones of the Tone System
When we use the Tone system for color correcting, we are concerned with five specific tones: White Point, Black Point, Mid Tone, 1/4 Tone, and 3/4 Tone. Adjustment of these five tones encompasses the first five steps of the color correction routine.
White Point, Black Point, Mid Tone, 1/4 Tone, and 3/4 Tone
On the next page we will look at setting the White Point's target values.

