Questions about the different ways color can be quantified and indexed, like for example GRB, CMYK, Lab or HSB. Also applicable to questions about communicatin between different color spaces.

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0
votes
0answers
19 views

How do you tint/lighten a color in Sketch?

I can't figure out how to simply add white to a color in Sketch. In Illustrator this is as simple as making it a spot color and dragging the slider in the Color panel, but Sketch only lets you adjust ...
1
vote
2answers
48 views

Brand Guideline Colors Don't Match Pantone [duplicate]

I'm in the process of starting a new company, and am trying to create the brand guideline document, so I'm having to learn all about RGB, CMYK, and Pantone from scratch, so apologies if this is a ...
4
votes
3answers
69 views

HSL instead of HSB in Photoshop CC 2015

I'm a front end developer and I'm having issues with Photoshop. I have the HSB value in the Color Picker but I can't use it, because I need ligthness instead of brightness for CSS purposes. That's a ...
0
votes
1answer
37 views

Swatch books by Pantone: CMYK Color guide or Color Bridge guide?

I would like to buy a swatch book by Pantone - I mostly work with CMYK colors and was thinking of getting the standard CMYK Color guide when, I realised that the Bridge guide also had CMYK swatches as ...
9
votes
4answers
469 views

Regular colors vs Muted colors

What are muted colors? How do I create muted colours? How do I convert standard colors to muted colors? Why do muted colours look the way they do? Why are they different? Here is a bunch of colors ...
0
votes
1answer
40 views

Same view, different hex codes. Which one is true?

I'm working on Yandex social media covers and the problem is the yellow. First of all, this is my color profile (same with the project owner) And the code given to me is #fedc4a. But when I export ...
2
votes
1answer
167 views

CMYK color space?

I open an EPS file containing a company logo (using Illustrator), and see that the color they used is described as C,M,Y,K values in percentage. But I don't see any kind of color space attribution. ...
0
votes
0answers
18 views

Is there a Color Profile or Swatch for CMYK + Photo Magenta, Lt. Cyan?

Was wondering if there was a color book or swatch that could be followed to ensure an accurate output with 6-cart inkjet printers when designing with Illustrator/PS?
2
votes
2answers
157 views

What's wrong in this “logo”?

I'm trying to do a logo for myself, just to put it in my apps. I just drawn (by hand) my Surname-Name, flipped the name vertically, added a background as you can see. I know that usually there is a ...
1
vote
0answers
30 views

How many Pantone colors? [duplicate]

I have an illustrator file (it's a packaging design going to be printed) which I didn't design it myself. I see so many Pantone colors in the swatches panel; the person who designed it used many ...
3
votes
2answers
213 views

Why are Pantone Color Bridge (UP) so different to Pantone Solid (U)?

I've recently bought Pantone Uncoated Color Bridge fan guide (I've owned Formula Guide for some time now) — it's great. What surprises me though is the obvious color shift in Color Bridge (UP) colors. ...
5
votes
0answers
176 views

Embed color profile into a PDF with Inkscape

I'm using Inkscape v. 0.91 under Linux Slackware, compiled from the source with the default options. The printing service I use requires the "ISO Coated v2 300% (ECI)" color profile, which I have in ...
5
votes
2answers
206 views

Do designers use different color palettes for web and print design?

I'm designing a brand for a startup company, (new to freelancing) and I'm trying to make my color choices suitable for printed documents as well as displaying them on web. Using Illustrator (doc in ...
3
votes
1answer
294 views

How to create a color of the same brightness and saturation?

Let's consider three colors: Red, Green and Blue. For blue I created a specific shade, something like #F2F5F7. If you see this color, it has a certain level of shade, brightness and saturation value ...
1
vote
2answers
197 views

Color not transferring from Illustrator to Photoshop [closed]

I have an Illustrator file and a Photoshop file, both are setup as RBG color spaces. But when I copy and past from Illustrator to Photoshop the color changes. For example #b74eab becomes #a6349b. I ...
8
votes
1answer
665 views

What is six-color (6C) process printing?

What is 6 color printing, is it multicolor process printing? What setting do I have to keep in Photoshop, Do I have to create an extra channel in the channel palette?
1
vote
2answers
224 views

Can I display CMYK in RGB format easily?

When designing for print I obviously use CMYK, however I'm always a bit unsure of how colours will turn out because monitors work on RGB so the colour you are seeing may not be representative of how ...
0
votes
2answers
216 views

Finding intermediate colours between two xyY colour points

I am working in an application where I need to know the intermediate points between two xy coordinates in CIE 1931 colour space. In the picture below we can see that a linear transition (straight ...
4
votes
3answers
245 views

Why can't I just download a premade color profile from the internet for my monitor?

Shouldn't the manufacturer of my monitor already know how it differs from the standard?
-2
votes
4answers
1k views

How do I find out what color mode an image is in Illustrator?

I am using one image. I just want to know in which format it is: CMYK or RGB? How do I find this out in Illustrator?
0
votes
0answers
13 views

Is there a colorspace atlas available in stock somewhere? [duplicate]

There are lots of pictures of an RGB colorspace atlas designed by Tauba Auerbach: http://www.designboom.com/art/tauba-auerbach-rgb-colorspace-atlas/. I wonder if there are such things in stock ...
1
vote
1answer
1k views

How can I correctly convert a CMYK Photoshop PDF to sRGB?

I'm working with an artist to create a comic, which will be printed eventually, but which is currently being serialized online. The artist is working in CMYK in Photoshop, on the theory that it's ...
5
votes
1answer
133 views

How large are the HSL/HSV colour spaces with respect to Lab?

I could find numerous resources that specify how colour spaces such as RGB, sRGB and CMYK cover a part of the CIE XYZ Lab colour space. I could find numerous graphics displaying the RGB and CMYK ...
1
vote
1answer
56 views

A quick and reliable test for linear a nonlinear color response with a given application / hardware?

There is an insane amount of confusion between linear and non linear response to color mappings, it depends on the drivers, the software, the hardware, the settings in your applications, what kind of ...
1
vote
0answers
112 views

What makes a matte color? [closed]

Is there a way to measure how matte a color is? My guess is that "matteness" could be expressed as a combination of saturation and lightness. Ideally, there would be a color space where matteness ...
0
votes
0answers
71 views

Why are two different CMYK colors printed equally?

With Inkscape, I drew two rectangles, one with CYMK 20/100/0/0 and the other with 2/56/0/43. Since those two colors are different in the CMYK color space, I expected them to print in different colors. ...
0
votes
1answer
72 views

How do i get Quality Printout Settings

How can I get a sharp and quality print with the right color settings? I use a windows version of Photoshop CS6. I get my colors looking nice on the laptop but after print, the colors either ...
4
votes
2answers
2k views

Should I use Hex or RGBA when designing a website?

I know this has appeared on StackOverflow already: Are there any good reasons for using hex over decimal for RGB colour values in CSS? Use HEX or RGBA But I'd like to ask on here since we're ...
0
votes
0answers
94 views

Illustrator changes colors over several days?

I'm working on a web project from a few days ago and every time I open the Illustrator to continue working following day, the colors went much darker. And the colors that I didn't touched from the ...
0
votes
1answer
720 views

How to convert RGB to CMYK color code?

I want to convert RGB to CMYK color code, but unfortunately, I have some problem with colors. I want to use this color #31C68B in Photoshop, and after that I want to print that for Visit Card and the ...
0
votes
1answer
133 views

Why does the color model still matter?

In applications like inDesign and Photoshop, you get to chose which color model you want to use, RGB or CMYK for instance. But why does this matter? Both RGB and CMYK can be used to describe several ...
14
votes
7answers
19k views

How to convert RGB colors into CMYK (real paint colors)?

How can I convert an RGB color into a real life color? If I mix equal amounts of red, green and blue paint together in real life, I will never achieve a white color, in the way you do when setting ...
2
votes
1answer
221 views

Choosing appropriate text color with given background

I have an image with green background, lets say #5F7642. I need to add small text in red color over that background. The problem is, usual red colors pretty much fade in with the background. I need ...
2
votes
1answer
683 views

Global color settings for illustrator / keeps switching to gray

Is there a setting in illustrator that will make all of my colors, in all new projects, RGB? I'm not really sure why it often ends up as grayscale. I only use RGB for web assets and having to change ...
0
votes
1answer
213 views

Interpreting color function and adjusting pixels values

Here is the definition which I read from the net source 1st is Midtone: Situated between the darkest tone (Black), and the brightest tone (White). For a 24 bit colour image, this occurs when ...
1
vote
2answers
372 views

Is there a printing press that can print a book directly from the RGB space?

I have a book ready for printing. But, of course, it was done in RGB. In fact, I stretched the RGB gamut beyond its normal range in order to make it more painterly etc. When I saw it converted to ...
1
vote
2answers
2k views

Open source software to reduce colours to custom optimised palette (quantize) (for paint-by-numbers)

I want to manipulate a photo so that the number of colours is reduced significantly (to say 15-50 colours which I would specify the number). I would like those colours to be automatically optimised ...
5
votes
2answers
50k views

Why am I only getting grayscales / monotones when applying colors in Adobe Illustrator?

When I try to change the color after tracing a JPEG image in Illustrator and expanding it, it becomes gray. I have tried lots of color changes but the result is always the same. Why can't I change ...
1
vote
0answers
35 views

How to get CMYK colors on screen to match newsprint [duplicate]

I work at with ads in PDF format at a newspaper. Before exporting, I always convert all the colors to CMYK, however when we get the paper back from the printer, the newsprint color hardly match the ...
1
vote
1answer
156 views

The black and white photos in the Proof Copy of my book are washed out and without blacks

The black and white photos in the Proof Copy of my book (non-coated paper) are washed out and have no deep blacks, or hardly any blacks. Working from InDesign to a PDF file, how do I ensure that my ...
0
votes
0answers
300 views

Photoshop - Difference between two images

I will try to explain my problem in few words. I have an image representing a person. Thanks to my code I manage to compute the background subtraction and have the resulting shape of the person in HSV ...
3
votes
2answers
2k views

Antonym of Pastel Color Space (Color Scheme?)

In color spaces we have the regular solid colors like solid red (#FF0000), solid green, solid blue, etc. ... Then when we add about 50% white ontop of it, it becomes a "pastel" color space... What ...
2
votes
3answers
554 views

RGB to CMYK conversion — more than one way?

Occasionally a science journal asks authors to submit figures as CMYK (JPG or TIFF) for publication. When I have done this in the past, the colors in the figures end up looking very muted and washed ...
3
votes
1answer
239 views

How can I set CMYK values in Scribus?

When I create a new CMYK color for my document, the color’s values change when I edit it back, as you can see in this animation (sorry for the bad quality): For example: 65,00% becomes 65,10% ...
9
votes
1answer
1k views

What ICC profiles does Adobe Illustrator use to convert between RGB and CMYK in its color picker?

I'm trying to understand Adobe Illustrator's color conversion method between RGB/HSB and CMYK. I'm pretty sure they use ICC profiles to do the conversion, and they make a bunch of ICC profiles ...
10
votes
2answers
12k views

What's the difference between Monitor RGB and sRGB?

Since the output is web, RGB is choosen, but is there any difference between "Monitor RGB..." and "sRGB..."? In Photoshop, they are both under color settings > working spaces > RGB
4
votes
3answers
260 views

Should I scale an image first, or index it?

I have an image, it's the Backtrack_5_PitchBlack.jpg found at http://www.backtrack-linux.org/screenshots/, and I'd like to get it down to 640*480 for a Grub4DOS splash screen. Unfortunately, this also ...
3
votes
1answer
601 views

How to get RYB complementary colors in RGB imaging software

I am looking for a way to get RYB complementary colors in software. This means, complementary color pairs I am looking to get would be: red - green yellow - violet blue - orange However, when ...
8
votes
2answers
1k views

How do you avoid bands of prominent color in gradients?

So this is more scientific visualization than graphic design, but I think the theory is the same. In colormaps used for visualizing data, there are often bands of color that stick out when they ...
7
votes
1answer
166 views

Is there a metric for “apparent” chroma?

I'm not sure this is the right place to ask, but is anyone aware of a metric for apparent chroma? Now I understand that "chroma" and "chrominance" are very overloaded terms, so to clarify, I ...