Questions tagged [color-conversion]

Questions about changing colors from one color space to another, most often to match the original color as closely as possible.

26 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
3 votes
0 answers
404 views

Should you convert or only assign a color profile when wanting to preserve color appearance?

Context: I am preparing a design to be sent off to a professional printer. I will print the exact same design on both coated and uncoated paper, requiring FOGRA39 and FOGRA47 respectively. In ...
user avatar
3 votes
0 answers
372 views

What is happening to my colorbar when I open Illustrator?

I usually create figures using something like Matlab or Python; then I use Illustrator for final touch-ups and things. Unfortunately, I'm having trouble with the colorbars when I open my figures in ...
user avatar
2 votes
0 answers
361 views

RGB to CMYK conversion of mid-grey colour

I have a logo which has been designed using RGB colours. Part of the logo is in grey and the colour use for this is a middle grey, R127, G127, B127. Several online colour scheme generators convert ...
user avatar
2 votes
0 answers
318 views

Color management: how do I make Gimp handle gamma conversion in this png file?

This image is shown as an apple in Gimp, although if gamma is handled correctly it should show a pear. What steps should I take in Gimp to make it handle the gamma correctly? I've tried with the ...
user avatar
  • 121
2 votes
0 answers
717 views

PDF Export: Color Profile Conversion (Affinity Designer)

I am new to AD and using the current version as trial. I worked for 10 years with Illustrator but would like to switch. I need to export a PDF/X-3:2002, but it seems there is only X-1a and X-3:2003. ...
user avatar
  • 121
2 votes
2 answers
5k views

Replace color for all layers

I have a file with about 500 layers, and I need to replace a color in all of them. I looked through different solutions here and elsewhere, and they all suggested using an adjustment layer or ...
user avatar
  • 129
1 vote
0 answers
43 views

Reproducing industrial system colors (RAL, NCS, Pantone)

Assuming I have access to equipment that gives me ability to measure precise amounts of fluids - is it possible to reproduce colours of any well-known system (like RAL, NCS...) using avialable ...
user avatar
  • 11
1 vote
0 answers
89 views

How do I match the colors of my print with a reference print?

I have a series of around 100 scans of vintage stamps (all coming from the same scanner), and just a couple of actual stamps within that set, to be used as color reference. What's the best process to ...
user avatar
1 vote
1 answer
526 views

Exporting InDesign PDF with RGB converted to CMYK, colours look dark and muted?

I am working on a publication in InDesign, working on a 2019 Macbook Pro display, in which there are around 300 links to images. Some images are in RGB, and some in CMYK. Here is an example of an ...
user avatar
  • 11
0 votes
0 answers
35 views

avoiding 'dot gain' : preparing inner sleeve design in illustrator for printing on uncoated stock

I'm preparing album cover artwork -- I'm going to print some vinyl. The mfr recommends a disco jacket as the inner sleeve for 180g vinyl because it resists the vinyl tearing a hole over time. Their ...
user avatar
  • 123
0 votes
0 answers
26 views

Determine equivalent transparency for hue/shade of base color?

I have a logo that has 1 base color, and has 3 lighter hues of that base color. It came in raster versions for use on a black background and use on a white background. I’m trying to recreate the logo ...
user avatar
0 votes
0 answers
47 views

Aren't all workflows display-referred, considering all monitors convert signals?

This article states: A scene-referred workflow is one in which we manipulate our images prior to their transformation from camera color space to display color space. A display-referred workflow is ...
user avatar
0 votes
0 answers
97 views

Converting LAB value from D65 to D50

I'm building a database for the anime cel color(acrylic paint). I scanned them with an Epson Perfection v600 scanner calibrated with Silverfast's advance target, saving in TIFF with ProPhoto RGB ...
user avatar
  • 101
0 votes
0 answers
57 views

How do I find multiple variation of same color which are visually contrasting

I am developing some kind of heatmap for a stock market-related project which has ~80 large to small boxes on the screen to denote a stock and it's change I use a red background on box to denote loss, ...
user avatar
  • 101
0 votes
0 answers
181 views

Inkscape colors wash out in conversion from .pdf to .eps

I need to convert some academic graphics to .eps. I don’t have the option of using a different final format. In Inkscape most of the graphics files convert fine. In one the colors selectively wash ...
user avatar
0 votes
0 answers
69 views

Color to 12 shades of Grayscale conversion & Grid overlay

Thanks for reading my post. I would like to create a grid drawing, like the ones done by Chuck Close. This uses a system where an existing photo is transposed/painted by hand to a much larger canvas, ...
user avatar
0 votes
0 answers
208 views

How do I keep the original color of a vector when exporting?

I made a vector on Adobe Illustrator (v 24.1.2) and when I export it as a JPG or even if I open it as a PDF I notice I lose alot of the color. How do I prevent this from happening? Eventually I would ...
user avatar
0 votes
1 answer
172 views

How can I change CMYK and Registration colors to RGB in Scribus?

I need to convert all of my file's colors to RGB. Most of them are already RGB. There are 2 CMYK and 1 Registration. I can edit the RGB colors into CMYK with the Edit button, but not the other way ...
user avatar
0 votes
0 answers
126 views

Open source PDF to grayscale conversion tool

I need a PDF (vector) to grayscale conversion in Linux CLI. Any open source tool to achieve that task? I have already tried ghostscript for that task grayscale conversion was happen but fonts are ...
user avatar
  • 1
0 votes
2 answers
844 views

InDesign: Convert RGB to CMYK for clean gray colors

When I convert gray color swatch from RGB to CMYK InDesign transmit that as a mix of C, M, Y, K. How can I convert that values to K only? The goal is to get clean gray colors on print output. ...
user avatar
  • 183
0 votes
0 answers
93 views

How should you design/set colors/export a document with 'equal' colors both on screen and print?

What's the best approach to create a document that is both suited for digital viewing (Monitor, iPhone, etc.) and for print? I'm creating some personal branding, which includes an invoice that will ...
user avatar
0 votes
1 answer
84 views

Illustrator file saved as .jpeg file color look completely wrong online. Why?

So, I saved an Illustrator file as a .jpeg file and it looked completely wrong online. I went back and realized the color mode was CMYK, so I figured it should be in RGB for web. I tried to change the ...
user avatar
  • 1
-1 votes
1 answer
62 views

How to determine final greyscale look of printed color by B&W printer

I need to design a pdf document that can be both readable on a computer and on a paper printed using a "black & white" (i.e. greyscale) printer. Notably I want: to ensure that some text ...
user avatar
-1 votes
1 answer
3k views

eps to Adobe Illustrator. Color changes completely

I have done a sort of brochure/book in flash, the printer needs ai. Here is what i am doing. I am exporting the image as eps, and importing into AI The problem is this: The colors look different ...
user avatar
  • 1
-1 votes
1 answer
177 views

Color Change with PDF on iDevices

I was wondering if someone had a solution to keep PMS colors the right color when exporting a PDF from Adobe Illustrator. I have been having issues when i create a document using specific PMS colors ...
user avatar
-2 votes
1 answer
58 views

Is there an online tool to change a color gradient?

I want to change the color gradient in this image from yellow to white or transparent. Is there an online tool that can achieve this in an easy fashion? Which online tool can I just that can achieve ...
user avatar