Questions about RGB; short for red, green, blue. It's the colour process and model used in colour visualisation on digital devices. Ask anything relevant to graphic design about the RGB colour model.

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0
votes
1answer
63 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 ...
11
votes
6answers
2k views

How to convert from RGB to real life paint colors?

How can I convert an RGB color into a real life color? E.g. if I take equal amounts of red, green and blue paint in real life I will never obtain the white color or some shade of grey. Looking at an ...
-1
votes
1answer
57 views

Illustrator - I need the CMYK values of hundreds of colors in one file

I made a color chart by using the eyedropper to get colors from another file. When I go to get the CMYK values it only gives me a percentage. The Document Color Mode was RGB - changing it to CMYK ...
0
votes
1answer
75 views

the color I'm using on illustrator appears different when I save the image to use on my website

I'm doing a website and now I received the logo they want to use in website. The logo is in Illustrator format and I´m having a problem with this logo. In illustrator he has the color #2e3182, which ...
0
votes
0answers
46 views

Painting vertex colors in Cinema 4D - Has anyone been able to figure this out?

My team and I have been searching all over the internet trying to find any tutorial on how to do vertex painting with C4D so that Unity has access to the vertex color data. This can be done with ...
0
votes
0answers
22 views

Cant convert PSD file to JPEG Image or any type of file [duplicate]

I'm working on a large file in Photoshop it does not give me the option to click save for web and in addition it not let me save it as an image both within the Save As option. If you see the pictures ...
1
vote
1answer
72 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 ...
8
votes
1answer
242 views

Creating a color scheme that looks good on screen and when photocopied in black and white

I'm trying to create a color scheme for text headlines that will have distinctly different colors for each level of header, but will also print out mostly dark. I looked at http://colorbrewer2.org/ , ...
2
votes
1answer
70 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 ...
1
vote
1answer
56 views

What's the math behind gamma in GIMP?

Inside GIMP, Colors -> Levels Click on the "Pick gray point" eyedropper (the middle eyedropper) and then click on a pixel in the image. Then go change to the Red/Green/Blue channels and you'll see ...
0
votes
2answers
427 views

Easier InDesign technique(?) = export JPG and convert to CMYK before printing

So I'm just starting to learn Adobe InDesign. The tutorials tell me to prepare my images and convert them from RGB to CMYK for print.. Now, I like to do rapid development and I kinda don't like ...
0
votes
1answer
118 views

(Illustrator) Why do the colors change when I “Save for Web” by using an action?

If I Save for Web in Illustrator, there is a very slight color change, which is to be expected. However, when I create a "Save for Web" action and apply it instead of directly using Save for Web, the ...
4
votes
10answers
3k views

How can I find out what RGB colors a website uses?

I want to learn the CMYK/RGB or any other details of a colour on a website. Say the side/background of this very website. I want to recreate that colour. Can anyone help me? Or is there any specific ...
1
vote
1answer
92 views

Maximizing saturation while converting CMYK to RGB

I have many designs prepared for print (CMYK), but now I need to present them on a projector. As projectors go, I know most of them have weak contrast, and many of my colors wouldn't be as accented as ...
0
votes
2answers
87 views

Photoshop: can't make red rectangle but RGB channel is on

Accidentally pressed something like ⌘ 5, and it must have changed the color channels. I made sure they are visible now, but the red is acting up. If I make the rectangle bright red it works, but a ...
2
votes
0answers
64 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 ...
1
vote
2answers
100 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 ...
0
votes
0answers
15 views

Problems centering and exporting from Corel Draw [duplicate]

I have trouble about the export in coreldraw x4, I can't center my project in the final RGB file. It appears stuck to the left side of the sheet, please help me.
1
vote
1answer
286 views

Illustrator - Using an RGB transparency mask in a CMYK file

My file is CMYK, but it has a Link to an RGB PSD file as a transparency mask. The file renders properly in illustrator (the preview), but whenever I try to export to any other format, the colors are ...
0
votes
2answers
384 views

digital artwork design working in RGB or CMYK (or pantone) for printing?

I am running into a lot of problem on Design my artwork in photoshop in RGB. Then convert to CMYK in PDF format. Then when I print it with print company, Colors are not always right. I am not really ...
2
votes
3answers
1k views

How to use photoshop file in Indesign for print (having Pantone colors)

I have a question for you guys... :) I have Pantone Colors in my photoshop files. However, I am also using Indesign to do final composing and exporting of the design. I was wondering what is the ...
3
votes
1answer
977 views

Is it better to design in 16 bit mode in photoshop?

What is the ideal color mode to design in photoshop cross platform/ multi device product design? Default seems to be 8 bit mode, however 16 bit mode seems to hold more color information. What are the ...
0
votes
1answer
554 views

Fix colors after or before rgb to cmyk conversion

When I convert from RGB to CMYK in Photoshop as you know colors change saturation and maybe some hue. So basically what the title asks, does it matter when I adjust the colors and saturation via ...
8
votes
2answers
376 views

Does hue/sat/lum offer a smaller range of colors than RGB?

All values of RGB should be unique and distinguishable, meaning there are truly 256*256*256 colors. In HSL, however, if L=0 then H and S can be anything, but you still get the same color (black). ...
0
votes
0answers
62 views

Convert CFA to RAW Image Format

I want to test some demosaicing algorithms. My files are custom Bayer CFA images stored as png files. I want to convert them into a popular raw format and load them into software like RawTherapee to ...
1
vote
4answers
5k views

Pantone color conversions

I am a bit of a newbie with using pantones and the pantone color guide. I am currently working on a branding project where we will have print material in both pantone and cmyk, and also on screen rgb ...
2
votes
0answers
26 views

How to make a black and white image print in CMYK as it appears in RGB on screen [duplicate]

In Illustrator (CS6/CC) I have an image that is black and white and looks really rich and deep in RGB on screen but after printing appears really gray and loses its depth. Messing about with settings ...
3
votes
1answer
687 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 ...
0
votes
2answers
4k views

Set CMYK colors in Photoshop

I have designed a Flyer using Photoshop. First with RGB colors, but I want to change them to CMYK. I use black, white and two pantone colors. Black is used for the text and there is the problem. I ...
2
votes
3answers
321 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 ...
0
votes
2answers
136 views

Right amount of black for striped background

I am creating a PDF document that has a table with pyjama stripes. The grey stripes are defined using RGB with equal amounts of each colour. I'm want to make the stripes light enough so that you can ...
4
votes
2answers
953 views

RGB to CMYK conversion problem

I'm having a rather annoying problem! I have RGB images made in Photoshop that I need to convert to CMYK. When I save the file my black background is converted to a light grey! I tried deleting my ...
3
votes
2answers
218 views

Which RGB profile should I use for my JPG file?

I need to send a image as the title says. But the amount of RGB choices confuse me... There's sRGB built-in, sRGB, adobe RGB, apple RGB... I thought of choosing "Best RGB", is it okay...?
4
votes
3answers
431 views

A selection of colors that spans the range of the RGB color spectrum?

Below is a screenshot of a small application I am building. I would like to cover the most significant colors from whole color spectrum, but I am missing lots of colors. I don't get the intended ...
8
votes
1answer
3k views

What is HSB really?

Can any of my graphics designer friends explain HSB to me? I know it's hue/saturation/brightness and I know what those three do (for the most part)... I understand the algorithm of creating colors ...
9
votes
2answers
4k 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
2
votes
1answer
2k views

Adobe InDesign: how can I get the CMYK code from a color that I have saved in RGB in the swatches?

I'm making a work for school and I have to put together color palettes for some pictures. I also want to indicate the RGB and the CMYK code but when I get a color from a picture with the Eyedropper ...
3
votes
1answer
372 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 ...
1
vote
1answer
69 views

Proof printing for the web

I had this debate with a colleague and we didn't see anything solid or something from a search that would answer this with certainty so I thought I would open it here. You are designing a website or ...
18
votes
1answer
488 views

How to get standard results in colour management in Linux

I have recently calibrated and profiled my screen, with a ColorHug device. I'm using Gnome, and have the profile installed through gcm. When opening an image in GIMP and DigiKam, the results are ...
4
votes
3answers
521 views

Simplest set of inks that could print the RGB gamut?

Artist Tauba Auberbach produced this recently: It's called RGB Colourspace Atlas, and is a physical, printed book of what it implies is the whole RGB colour space. Is there an existing ...
2
votes
2answers
468 views

Why are my colours outputting so differently in Illustrator

Despite trying various colour profiles across Illustrator and CS5 I seem to keep running into save for web, export and screen-grabs (used as a more accurate last resort) issues where the colours I'm ...
3
votes
1answer
415 views

“Black text has been set up so it prints as 4 colours, rather than just black” - what?

I'm currently dealing with a printer, who I've been working with for a year or two. We've sent off to had one of our brochures reprinted - the same files as last time, except now they're having some ...
0
votes
1answer
2k views

Color palettes - RAL to hex or RGB

I'm looking for a way to transform the RAL color palette to hex or RGB so I can use the colors in CSS (all/any of them). Is there an XML file someone can point me to, or a database somewhere, that's ...
2
votes
1answer
783 views

Colour of gradient overlay changes when saving for web and devices in Photoshop CS4

I have an image with a linear gradient overlay (banner image on this page EDF Energy - Our Campaigns. I have set the RGB colour in CS4 to R: 29 G: 31 B: 79. However, when I save the file for web the ...
15
votes
8answers
5k views

RGB and CMYK: Why both?

Any of you who have at least little experience with graphic design software, photography or professional printing, must have -almost undoubtedly- have gone through this: 'the struggle' of RGB and CMYK ...
0
votes
1answer
116 views

Color space term? (RGB / I values)

I found ascii document with 3d data. It was said: ascii text file of point cloud with RGB / I values Here you can see part of document: 0.805, 10.301, -1.860, 165, 66, 65, 66 0.806, 10.311, ...
1
vote
2answers
455 views

How do I use a RGB image/layer with a Greyscale image/layer?

I'm using Photoshop CS4 and have a project where I'm using a layer/section of brushed chrome and another adjacent layer/section in charcoal carbon fiber (pattern) background. On the CF layer, I'm ...
3
votes
3answers
383 views

Getting an Accurate Colour Match in RGB

I'm designing a website at the moment. The client's corporate colour is PANTONE Black 2C (made up of 70% Black and 30% Yellow). Now, when printed it comes out very dark but with a hint of yellow. ...
4
votes
2answers
10k views

Is there a freely available CMYK color chart that I can print on press and work with?

After reading the answers to my previous questions, How does a monitor display the CMYK color? Is it actually showing the true CMYK color? I'm very much convinced that I need to profile my monitor if ...