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areng73020339
Participating Frequently
September 1, 2018
질문

When I save my RGB file in PDF it turns CMYK

  • September 1, 2018
  • 3 답변들
  • 4131 조회

I have a design which consists in a DIN A1, very colorful poster. When I save it from Photoshop in PDF keeping all the layers, and then open the PDF, it keeps all its original colors, but it takes a looot to load, so I tried to merge all the layers in Photoshop and save it in PDF again. When I open that PDF file, it looks normal, with RGB colors, but when I zoom out it suddenly turns CMYK, and even if I zoom in again it stays CMYK. I have 3 more posters with the same dimensions and it happens to all of them. Why does it happen? How can I solve that?

3 답변

Participant
March 9, 2022

Is the anyone on the Adobe team that has a solve for this issue? 

Legend
March 9, 2022

No, I wouldn't think so. The discussion was four years ago.

D Fosse
Community Expert
Community Expert
September 2, 2018

areng73020339  wrote

but when I zoom out it suddenly turns CMYK, and even if I zoom in again it stays CMYK

You'll have to explain this in a little more detail. A file doesn't "turn CMYK" by zooming, that's not possible. Exactly what is happening? Can you post screenshots? What makes you conclude it has been converted to CMYK?

Participant
March 9, 2022

The same EXACT thing is happening to my PDF coming out of Figma. It looks fine whenever I initially created however whenever I zoom in it will suddenly turn CMYK. I have gone into the settings to change it to Apple RGB viewing and then save it. However it reverts back to a CMYK. 

 

dturman707
Participant
April 8, 2022

Same thing here, exporting from Figma. Took me forever to get RGB back. Went to Tools, Print Production, Preflight. Then PDF fixups, convert all pages to RGB, and then went through the prompts under the standards, saving as a PDF/A.

 

This is definitely an Acrobat issue because the settings I used to export from Figma were set to RGB and the original pdf views as RGB in Preview. I've had this happen from files exported from Illustrator, too.

 

Adobe needs to fix this.

gener7
Community Expert
Community Expert
September 2, 2018

I wonder if the Print Presets have anything to do with it. When you go to Save as... and choose Photoshop PDF, you are given a choice of Print Presets:

Some will perform RGB to CMYK conversions, but if your printer does not mind RGB, try PDF/X-3 or X4

Press Quality converts RGB to CMYK  PDF 1x/a does the same

PDF/X-3:2002,  compatible with Acrobat 4 and that means that it flattens transparency, but it doesn't perform any color conversion.

PDF/X-4:2008 is compatible with Acrobat 7 and above. No color conversion. RGB stays RGB, CMYK stays CMYK, spot stays spot and this supports live, unflattened transparency.

I'm not a Press expert, I just recall this from an Adobe Acrobat course.

areng73020339
areng73020339작성자
Participating Frequently
September 2, 2018

Nothing, it keeps doing the same

The thing is that it doesn't happen with smaller files, like DIN A4, it just happens with really large files