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.

Filter by
Sorted by
Tagged with
0
votes
0answers
30 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 ...
0
votes
1answer
29 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 ...
0
votes
3answers
103 views

Converting picture to vector formats

I tried to convert a model drawing to vector format (dxf) automatically with programs such as CorelDRAW, AutoCAD, etc. but it fails due to gray tones near to black lines. I thought if I used ...
1
vote
2answers
40 views

Any tool or tricks to convert the image colors into the colors of another image?

For example you have these two images Your image that you want to change its colors: And the image where you want to based your image colors: The output image should be the first but all its pixel ...
2
votes
2answers
74 views

Change multiple png sprite file color to another color

I have a sprite of 100 png files. This sprite file contains two colors only. Grey and blue. Which software or application would someone recommend where i can rapidly change the two colors of these png ...
1
vote
1answer
29 views

Is it possible to review the ink management options I chose in a cPDF?

For creating certified PDFs, I use multiple settings like PDF standard, as well as colour conversion into FOGRA profiles. When working in a strict identity, I use 'preserve numbers' to keep the exact ...
3
votes
4answers
11k views

Color mixer that can mix 3 or more colors?

I'm looking for some sort of service, tool or application – even manual techniques – where you can digitally mix/blend 3 or more colors (i.e. not 2 as in most applications out there) and get the ...
9
votes
4answers
5k views

How to flip Brightness and preserve color in Photoshop?

as the title is saying. Using Photoshop, I want to invert the luminosity of my image using adjustment-layers, while the colors stay the same. So here is my example image: Dark Background (it's ...
2
votes
2answers
385 views

Transformation between the hue color wheel and Itten's color wheel

Unfortunately, the hue color wheel does not correspond to human visual perception: Equal differences of the hue angle are perceived as different color differences. E.g. yellow takes only a small range ...
2
votes
2answers
3k 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 ...
1
vote
1answer
39 views

Gray values different between grayscale and RGB color modes?

I'm trying to understand the different numbers I get when I convert an image from grayscale to RGB or vice versa. I'm only working with grayscale values at the moment as I'm working on a heightmap but ...
0
votes
1answer
168 views

Preparing In Design facing pages bleed and color for print

Hi guys I have a problem with my printer complaining all the time that the images in my doc are RGB and bleeds are not good. Do you know how to check if all my images are Cmyk and how to set up bleed ...
0
votes
1answer
201 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. ...
5
votes
5answers
52k views

CMYK to RAL or PANTONE conversion

A client needs to produce a large logo for their front office and the production company requires us to convert the CMYK 40,48,77,17 to RAL or Pantone. I have never been faced with such a request and ...
2
votes
1answer
653 views

How accurate is pantone conversion in Illustrator and how should I send “Pantone References” asked by the printer?

I've been hired to do a big campaign that requires all sorts of permutations of an Illustrator design. Most recently, I was asked to make a banner. The printer wants my Illustrator file (no pdf) in ...
0
votes
0answers
36 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 ...
4
votes
4answers
54k views

Photoshop: how to change from RGB to CMYK without any color loss

I have an RGB PSD document with 300 dpi resolution. Basically I designed it to print as my business card. When converting this from RGB to CMYK, my original colors are changing. Is there any way to ...
17
votes
2answers
8k views

How to make a color appear the same on different backgrounds?

Background on color perception: Due to the nature of the human eye and visual processing by the brain, there's an optical illusion that the same color will look different depending on the background. ...
5
votes
1answer
657 views

Text over background colored getting a weird yellow border

I'm working on a logo using illustrator. I just put a black text over a red shape and my text is getting a boring yellow border around it. In this case, shape is red, but whatever the color I use, ...
3
votes
1answer
2k views

Pantone Color Bridge vs CMYK Color Guide

Color Bridge Coated vs CMYK Coated What is difference in CMYK colors from Pantone Color Bridge with colors from Pantone CMYK Color Guide? What does the CMYK color simulation mean in Pantone Color ...
14
votes
6answers
2k views

How do I ensure a CMYK cyan that works in Red-Blue stereoscopic printing?

I've been given a solid black design that I have to print in a manner which is view-able through 3D red-blue stereoscopic glasses (Old school 50's cinema type) When I offset the design into Red-only ...
1
vote
1answer
159 views

GIMP (or others): How to remove background (by color) of several images in one step?

I have a set of about 200 PNG-images in like that: Only black and white, no colors, no grey. I need the background color (white) to be removed and tried to do so in macOS Preview (with that Instant ...
4
votes
2answers
273 views

How to do 64-page magazine that has 2-colour run and inserts that have 1-16 Roman numerals in?

I am using InDesign CC 2015 on MacOS Sierra. Currently, I am creating a magazine that has 64 pages in total, with pages 5-24 and 41-60 on newsprint, and 2-4, plus 61-64 are on glossy paper, with 16 ...
0
votes
1answer
41 views

How to change set of color by another CorelDraw

I need to change set of colors by another one in CorelDraw. For example: I have red shapes and I need to change all red color by same green colors.
1
vote
1answer
85 views

Conversion from CMYK to RGB - everything becomes greener (sometimes)

I am working with a publisher (Oxford University Press) and they require images to be supplied as CMYK. That's ok - Colour accuracy isn't 100% important. I prepare my figures using RGB, then convert ...
1
vote
1answer
169 views

How to correctly save a file to CMYK and PMS formats?

I finished my new logo and always I make a logo, I pick CMYK format, thinking on print and vector first. I created a color scheme using Adobe Color by setting up the HEX values. As you may know, Adobe ...
3
votes
2answers
798 views

Should we increase saturation and brightness on CMYK colors?

I already heard that when we're gonna pick a correspondent CMYK color from a RGB one, it's "recommended" increasing saturation and brightness in order to get a better printing result, because every ...
0
votes
0answers
20 views

How to determine a starting hex value to which I can apply opacity and get a desired color?

I'm starting with a brand color: #18C1E0 In our product, I'd like to have an object with 25% opacity that still has the appearance of this color (#18C1E0) on a pure white background. How do I ...
1
vote
4answers
300 views

InDesign: how to link PNG files for CMYK printing

I have an issue with PNG FIles in Indesign and could not find an answer anywhere...maybe I am stupid. I placed various PNG Files with transparent background in INDESIGN = good. When I export as PDF ...
5
votes
2answers
294 views

RGB palette to predetermined CMYK palette in InDesign and/or Illustrator

Happily this isn't yet another "why do my RGB colors look different in 4cp output" question. But let me admit that I may be missing something obvious here. I am working with InDesign and Illustrator ...
1
vote
3answers
6k views

Sketch: How to change the background color of an image?

I have a PNG I downloaded from the internet / shutterstock: It's a PNG, however the background is white. Is there a way I could remove the white background in Sketch and replace it with a different ...
0
votes
2answers
80 views

What CTA color would work best?

I am just getting into UI design. I have a site I am working with right now whose primary color is #ffb606(yellow). All of my CTA's are yellow with white text. I need to change the CTA color but I am ...
9
votes
7answers
718 views

Convert to four hues while preserving values/brightness in Photoshop

I would like to reduce the number of hues in my flat image from the full range to only four, but I would like to preserve the value/brightness (and if possible, saturation as well). I want four hues ...
1
vote
3answers
1k views

How to find RGB or HEX for Pantone colors for graphic design?

The client gave us the Pantone color codes. These are used on health supplement product packets printing. But the codes can't be used on social media designs. Is there any way to find the HEX or RGB ...
1
vote
2answers
4k views

Problem converting RGB to CMYK for print

Below you find the design for our business cards. The triangles are yellow, as you can see outside of the canvas. However, inside the canvas, only when I set the Color Mode to CMYK, they appear pink. ...
1
vote
1answer
42 views

Which one of 'Convert colors' and 'Map colors' Fixups are unnecessary?

I'm using Adobe Acrobat to change colors in a PDF. Using merely 1 Fixup is obviously easier than 2. So is one Fixup a subset of the other? To wit, which is more all-encompassing? Which Fixup can I ...
6
votes
5answers
3k views

Is there a loss of quality when converting RGB to HEX?

The graphic designer sent me the colors in RGB, I know I can convert to hex easily, but last time I tried to do that, RGBA to HEX on another website I noticed a slight difference so I ended up using ...
0
votes
1answer
35 views

How would I change the grey shadowy part of this image to white?

I have this image: I'm trying to: 1) cut out the napkin 2) make the white more pure This is what I've done so far using the magic wand to select, white point and curve adjustments As you can see, ...
2
votes
2answers
119 views

How would I make this yellow more golden without affecting the white background?

I want the white to be pure, but I think I'm turning the gold foil too much into yellow in the process of changing the brightness / saturation. Here's the original: and what I have currently: As ...
2
votes
2answers
313 views

CYMK to RGB conversion for repro

I'm a photographer and I recently shot a food cook book. We did over 100+ shots. The client asked me for CYMK files with a specific colour profile. We processed them as CYMK and my assistant spent a ...
2
votes
0answers
117 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 ...
4
votes
3answers
2k views

Batch replace image color

I have plenty of images made up with the same color, just like those: Now what I want is to change their "main" color from "#3d507d" to "#7C0A0A". I tried to do that by changing the "hue/...
64
votes
5answers
62k views

How does one generate a palette similar to the ones in Google's material design?

Google's material design specifications have sets of colour palettes: Starting with a base primary colour, which they designate as "500", they then have a range of incremental steps of shade, ...
7
votes
4answers
1k views

Converting from CMYK to RGB (to work with it), then back to CMYK

I am trying to make designs for printable products (shirts, mugs, phone cases, ...). I heard about the issue of the RGB and CMYK colors when printing. I am using Inkscape for my designs as it is a ...
0
votes
2answers
1k views

Converting an RGB image to CMYK with a specific black? (Photoshop)

I would like to convert a lot of RGB images to a CMYK where the black is 20, 20, 20, 100. By making a custom CMYK and using separation type GCR and 22% UCA I can get pretty close. But I can see on ...
0
votes
0answers
34 views

Paint.net: How to change a heightmap from a red-green scale to luminosity scale?

I have a piece of software that exported a heightmap where the peaks are in a deep red, and the shallowest swamps are in deep green, with yellow in between, all on a smooth scale. If I convert to ...
17
votes
3answers
57k views

How do Pantone coated and uncoated colors relate?

I need some help understanding the relationship between coated and uncoated Pantone colors. From what I've read online, the coated formula (say 200 C) is for printing on coated (glossy) stock, and ...
0
votes
1answer
131 views

GIMP; Transfer source tonal/color profile to a second image

In GIMP, is there a programmatic/algorithmic way to transfer the color/tonal profile of one image to another when they have similar subjects? I have this image: And then this image: Similar ...
1
vote
1answer
195 views

Script: Change color Saturation while maintaining L in LAB model

For example, I have a red color #633b3d (Saturation: 40, L: 30) and I want to transform Saturation to 80 while maintaining L (resulting color should be #83211b). If I simply change foregroundColor.hsb....
-3
votes
2answers
229 views

How to invert colors of a picture on Mac? [closed]

How to invert colors of a picture on Mac? I'm using macOS 10.13.

1
2 3 4 5