Questions tagged [cmyk]

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Consistent color appearance with RBG and CMYK color models

I have trouble choosing a constitent color scheme. So far, I have worked with the xcolor package and custom RGB colors, but for printing, the CMYK color model seems to be prefered. I hope that I can ...
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0answers
40 views

Print color compatibility (CMYK) in document (especially pgfplots)

Because I intend to print my work, I'd like to have all figures and graphics in CMYK colour space. I know that I can define colours in CMYK with the xcolor package, e.g.: \definecolor{col1}{cmyk}{0.86,...
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1answer
89 views

RGB to CMYK equivalent color

TeXnicians, How to convert RGB to equivalent CMYK color value from RGB color values? Please find MWE file as follows: \documentclass[draft]{book} \usepackage{color,} \definecolor{rgbcolor}{rgb}{0.686,...
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1answer
52 views

Add crop marks for business cards

I cannot believe that I am the first person struggling with this, maybe I am missing out on something obvious here but I searched thorougly and can't seem to find any info on this. I have designed ...
0
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1answer
45 views

DeviceGray colorspace always present even though xcolor cmyk option is being used

Can someone explain why the DeviceGray colorspace model is always present in the output even though xcolor cmyk option is being used? I ran the PDF analysis using this online tool: https://www....
3
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1answer
166 views

Using CMYK/Transparent images in a PDF file

I am using PDFX / Lualatex to create a PDF/X-4 file. My problem is that the publisher is wanting the images in the file to be CMYK. Some of my images are transparent. The problem: Latex only ...
6
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1answer
139 views

Tikz - hatching introduces color in black/white picture

I have a problem with the colors of my tikz diagrams. My publisher told me, that the hatchings have residue color. Unfortunately, this is correct but not visible. Now, I have to remove these color ...
2
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1answer
222 views

LaTeX: Inconsistent colors in PDF

I am using tcolorboxes with grey frames for examples in my PhD thesis. It will be printed professionally and the sample print I received shows inconsistent colors. The tcolorboxes are created ...
3
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1answer
88 views

How do I make this document follow the CMYK standard?

I've tried some scripts and various tricks I found online, but I'm starting to be near my wit's end. If I do identify -verbose mwe.pdf | grep Colorspace, I get Colorspace: sRGB. I need the CMYK for ...
6
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2answers
1k views

pdfx: CMYK color profile in PDF/A

I am not completely sure whether this is even supposed to work, but reading the documentation of pdfx it is my understanding that while PDF/A by default uses a RGB profile, it is possible to ...
6
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1answer
203 views

can fontspec work with CMYK colors?

Can fontspec be used to manage a document's fonts if the fonts need to use the CMYK color model? The fontspec documentation, section 6.1, says that fontspec uses RGB colors. My experimentation (MWE ...
3
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1answer
420 views

Beamer Block gradient (bmg@transition) and cmyk colors

This question is related to remove Beamer block transition between title and body and How to disable color gradient between block title and block body in Beamer? but is not a duplicate of these ...
3
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1answer
214 views

control black color only in gradient by using tikz

My code follows: \documentclass[]{book} \usepackage[]{tikz} \usetikzlibrary{positioning} \input colordvi \input cmyk-hax \makeatletter \definecolor{testcolor}{cmyk}{0,0,0,0.1} \pgfutil@colorlet{tikz@...
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2answers
776 views

How do I make my pdflatex .pdf compatible with Ingramspark

I've been using the createspace.sty to build a PDF using pdflatex / memoir.sty that's compatible with CreateSpace for a book. Now I'd like to do the same sort of thing for Ingramspark. The ...
13
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1answer
321 views

Overprinting spot colors

I am trying to produce a pdf in a CMYK colorspace with an additional spotcolor, and make sure black on a spotcolor background is "overprinted", i.e. that if I look at the color separation of the ...
6
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1answer
924 views

How to mimic shading currently done in TikZ in RGB, using pgfplots so it can use CMYK?

In an earlier question I learned how to make a diagonal shading on a left-hand page which was reflected on the right-hand page. This has been working fine thanks to Ignasi and others. But for the ...