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Good Venture
Known Participant
February 6, 2026
Answered

Combine colour outputs on a PDF

  • February 6, 2026
  • 1 reply
  • 23 views

I’m looking to print a 32-page PDF, of which only 4 pages are in colour whereas the rest is black and white. So Ideally I would like to export a PDF with 28 pages using “20% dot gain” output and the remaining 4 with “fogra51” colour profile.

Is it possible to export a PDF using multiple colour profiles? OR is it possible combine two exported PDF without breaking any ISO compliance ? 

 

Thanks!

    Correct answer Eugene Tyson

    Export them as separate pdfs and then send them to the printers as separate PDFs… that way it won’t cause any issues if you combine them and it comes out wrong. 

     

    I’m not aware of a way to do it 100% perfect that nothing changes.

    But I’d imagine merging the PDFs at the end wouldn’t cause any damage, they should stay as they are, but then again I’ve never done it, so it’s a guess. 

     

    Safest is to send a full PDF as it should sit, and then the separate PDFs with the different profiles. The printers can then manage it from there.

    1 reply

    Eugene TysonCommunity ExpertCorrect answer
    Community Expert
    February 6, 2026

    Export them as separate pdfs and then send them to the printers as separate PDFs… that way it won’t cause any issues if you combine them and it comes out wrong. 

     

    I’m not aware of a way to do it 100% perfect that nothing changes.

    But I’d imagine merging the PDFs at the end wouldn’t cause any damage, they should stay as they are, but then again I’ve never done it, so it’s a guess. 

     

    Safest is to send a full PDF as it should sit, and then the separate PDFs with the different profiles. The printers can then manage it from there.