User Manual

Help Manual

Intensity is the relative lightness or darkness of the color, usually measured as

a percentage from 0% (black) to 100% (white).

HLS

The HLS model is very similar to the HLS color model. The main difference

between them is the calculation used to produce the brightness value. In the

HLS model, a pixel's brightness (L) is derived from its three (R, G and B) color

values. In the HLS model, a pixel's brightness (L) is determined by the

minimum and maximum values of its three color values.

Preview: Check this button to display the real-time effect when the slider bar's

position is modified.

The values beside the slider bar show the color changes in various color channels.

For RGB channel values, they can range from -100 to +100.

For CMYK channel values, they can range from -100 to +100.

For HSI channel values, the H value can range from -180 to 180, the S value can

range from -275 to 275, and the I value can range from -442 to 442.

For HLS channel values, the H value can range from -180 to 180, the L value can

range from -100 to 100, and the S value can range from -100 to 100.

11.2.7 HMS•••

Choose HMS••• command to adjust the HL (Highlight), M (Midtone), and S(Shadow)

parts of the image. Each part's value ranges from -100 to 100. This command is only

available for 24 bits true color image.

Preview: Check this button to display the real-time effect when one changes the

slider bar's position.