5.3.  Colorize

Revision History
Revision $Revision: 2562 $ 2008-01-16 j.h

The Colorize tool renders the active layer or selection into a greyscale image seen through a colored glass. You can use it to give a “ Sepia” effect to your image. See Color model for Hue, Saturation, Luminosity.

5.3.1.  Activate the Tool

You can get to the Hue-Saturation tool in two ways :

  • In the the image-menu through: ToolsColor ToolsColori ze or ColorsColorize,

  • or by clicking the tool icon: in Toolbox, provided that you have installed color tools in Toolbox. For this, go to Tools Dialog.

5.3.2.  Options

Figure 13.121.  Colorize options

Colorize options

Select Color
  • Hue: The slider and the numeric text box allow you to select a hue in the HSV color circle (0 - 360).

  • Saturation: The slider and the input box allows you to select a saturation: 0 through 100.

  • Lightness : The slider and the text box allow you to select a value: -100 (dark) through 100 (light).


The Preview button makes all changes dynamically so that they can be viewed immediately.