Subject: New iLearning Course: UCR and GCR Color Separation

Printing Industries of America is pleased to announce the addition of yet another great new course to its iLearning Center online education platform. As always the iLearning Center is available as a free benefit to printer-members. Check out the great selection of learning opportunities available to you today at
UCR and GCR for Color Separation

Under color removal (UCR) and gray component replacement (GCR) are color reproduction considerations for converting images from RGB to CMYK for the printing press. Understanding the concepts of why they are needed, how they influence color in color separation, and the advantages and disadvantages of each are critical to successful color reproduction. Using practical examples and visuals, this eLearning course will go under the hood to provide a clear understanding of UCR and GCR techniques for color separation in print production.

Time to complete: 1 hour for the course and knowledge assessments.

You will learn:
  • Color gamut comparison and RGB versus CMYK color space
  • How color is separated, gamut compression, and rendering intent
  • Under color Removal (UCR) color separation techniques
  • Gray component replacement (GCR) color separation techniques
  • Comparing UCR and GCR, when, why, and how to use
301 Brush Creek, Warrendale, PA 15086, United States
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