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RGB versus CMYK

Details the relative strengths and weaknesses of these two approaches: additive and subtractive colors.

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About ICC

The International Color Consorium (ICC for short) is both the standards body resonsible for the creation of device-independent color profiles and the profiles themselves. Find out more about the profiles, their formation, and their authors.

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PDF Creation Tips

Tips and hints on the best ways to create your PDF files to avoid color management headaches downstream.

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Life as a PDF

Addresses potential issues and several 3rd party troubleshooting tools for various phases of the print workflow.

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Learning Center – PDF Color

Many details on color usage in PDF and PostScript have been published by Adobe and other sources, but it can be a daunting task to understand it, much less put it into practical use. This Learning Center discusses the color secrets of PDF and their associated myths. It also attempts to provide a clearer picture of how color is applied in PDF as well as the related issues for composite color prepress workflows.

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Learning Center – Accessible PDF

In this Learning Center, Planet PDF introduces the basic issues of accessible PDF, and what you can do about it. If you have questions, please post them on the new PDF Accessibility Conference in the Planet PDF Forum.

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Tags or Scripts for Accessible Forms?

Forms pose special challenges for PDF files. Early in 2003, I asked Bryan Guignard for his view on this complex and thorny subject.

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Resources on Adobe Acrobat and PDF Accessibility

International standards and how-to guides.

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What is Tagged PDF?

A quick introduction to the concept of logical structure in a PDF file, and why it matters.

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What does Section 508 mean for your PDFs?

A paragraph-by-paragraph review of the code, and it’s implications for your PDF files.

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