Convert RGB to CMYK

RGB and other color models

Our world is made up of colors. At least we see different colors with our perception. From a technical point of view, however, the formation of colors is a rather complex process.

• Several methods have been developed for representing colors. Among other things, these are the representation using RGB and the CMYK color model.
• CMYK is a subtractive model, which enables the basis for high quality color printing in 4 colors.
• RGB, on the other hand, is the additive color process in which each color component is superimposed to create the color impression.
• The letters stand for colors: cyan, magenta, yellow as well as the black portion or Red, green, blue with RGB.


Convert graphics to CMYK mode with GIMP

The GIMP can be found on many computers as an image processing program. …

Professional, printable images in CMYK

Convert your RGB

pictures to CMYK images when you give them to a printer. You can do this in different ways. However, the way leads through a graphics program.

• Use Adobe Photoshop, load the image and go to the menu "Image" -> "Mode" and then select the appropriate color mode (RGB or CMYK).
• You can also use the free GIMP to do this. In addition to GIMP, you need a plug-in that provides the functionality. You can do this at Sourceforge Download and copy it to the GIMP's plug-in directory. Then you can use "Menu" -> "Image" -> "Seperate" -> "Seperate" to select an image that you can convert into CMYK. To save, click (with the right mouse button) on the changed image (no longer RGB, but CMYK) and select "Image" -> "Seperate" -> "Save" in the menu.