40
votes
How are the publishers able to print book covers in neon colors?
Simply they do not print with CMYK, instead they use spot colors.
Spot colors are pre mixed inks and require a printer to print with one more ink. Its a bit like going to a paint shop and ask for a ...
- 55.3k
28
votes
Accepted
How to make my logo color look the same in Web & Print?
here is the technical answer
Saying that the color is #dd0017 is meaningless, unless it is paired with information about what color space you are using! Therefore also conversion from #dd0017 to CMYK ...
- 55.3k
19
votes
How do I ensure a CMYK cyan that works in Red-Blue stereoscopic printing?
Sadly, these very saturated colors can't be reproduced in CMYK.
You could try to make the image in CMYK mode, where you make sure that the red is CMYK(0, 100, 100, 0) and the cyan is CMYK(100, 0, 0, ...
- 19.1k
18
votes
How are the publishers able to print book covers in neon colors?
There is a lot to unpack here.
An illustrator made a beautiful cover for me in neon, but when we converted the cover from RGB to CMYK what was neon became matte.
No. He did a beautiful cover for you....
- 33.6k
13
votes
Photoshop automatically corrects my color
... if I try to assign a text the color #00FFFF it automatically sets it to #6FCCDC instead of converting it to CMYK.
It is converting it to CMYK...
CMYK and RGB have a different gamut, so ...
- 39.9k
13
votes
I select a color in Photoshop and it's painting another one
Set the tool's blend mode to Normal before painting with it.
- 198k
13
votes
Accepted
Is there a loss of quality when converting RGB to HEX?
As Billy Kerr wrote, Hex is not a colour space, but a numerical system such as the decimal system, but with base 16.
The differences you notice are probably caused by different RGB colour spaces (such ...
- 424
11
votes
How to convert RGB colors into CMYK (real paint colors)?
Converting to CMYK won't help you unless you find CMYK specific paint, which I'm not sure exists. Commerical paint manufacturers use a variety of non-standardized ways of expressing colour - so try ...
- 141
11
votes
Is there a loss of quality when converting RGB to HEX?
I will only complement the other answers.
RGB to HEX will give you the same exact color.
RGBA to HEX, will not because we do not even know what is beneath the color. If you put another color the ...
- 33.6k
11
votes
How to check if a PDF file is in RGB or CMYK?
A simple way is opening the PDF in Adobe Acrobat and checking out Overprint Preview.
The button looks like this:
It opens this window:
Under Show you can filter which color mode you want to see. Set ...
- 19.1k
10
votes
How do I ensure a CMYK cyan that works in Red-Blue stereoscopic printing?
If you MUST use Cyan and you want something around RGB saturation then you need to work with paper. There are some that reacts very well to certain paints and give them extra boost. They are also ...
- 3,214
9
votes
Accepted
How can I find out what RGB colors a website uses?
As per thebodzio's answer, there's plenty of ways to get that colour. No matter what browser you use there will be some sort of colour picker add-on you can get. Alternatively you could take a screen ...
- 1,173
9
votes
Accepted
Help me understand how the "RGB Colorspace Atlas" by artist Tauba Auerbach was made
The title of the article 'Tauba Auerbach’s RGB Colorspace Atlas Depicts Every Color Imaginable' is misleading.
As you already said RGB is intended for screen display and not print. It is - as far as ...
- 39.9k
8
votes
RGB Vs CMYK : Deciphering gradient transitions in different colour modes
RGB and CMYK are two different colour spaces. RGB is meant to represent the colours that can be produced with light using Red, Green and Blue dots. CMYK is way more limited. It is meant to represent ...
- 8,108
8
votes
Accepted
RGB Vs CMYK : Deciphering gradient transitions in different colour modes
This was confusing at first but the striving for information has led me to a clearer understanding.
RGB vs CMYK
There is clear discrepency between gradients in RGB and CMYK this becomes clearer when ...
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8
votes
Accepted
What colour space should I use for printing a plastic bag?
The design you describe would likely be printed using spot colors. One of the most popular spot color library is called the Pantone Matching System (PMS), if you're using Photoshop or Illustrator then ...
- 19.8k
8
votes
How to make my logo color look the same in Web & Print?
Matching colours between screen and print is a complex and sometimes impossible task. Due to the nature of light (Screens, RGB) versus ink (CMYK, Pantones, etc) and the fact that pretty much every ...
- 9,445
8
votes
Photoshop: how to change from RGB to CMYK without any color loss
No, you can't expect RGB colors to translate exactly to CMYK for printing.
Monitors make colors with light. Light can be any intensity. Ink is made of solid physical colors from things like rocks, ...
- 952
7
votes
How to convert RGB colors into CMYK (real paint colors)?
RGB is an additive color model using light directly from its source before it is reflected off of an object. In essence, you start in darkness and because you are directly viewing the light source, ...
- 256
7
votes
Accepted
How to convert RGB colors into CMYK (real paint colors)?
Real color is a quite complex subject. In essence color is something that happens somewhere between your cornea and brain. Simplifying this a bit color is what you sense when some photons interact ...
- 55.3k
7
votes
What are the shades of green?
Your question makes sense but there's no answer. These are all arbitrary names created by man to help classify spectrums. Green doesn't magically end at point X and start point Y. There's simply put ...
- 22.9k
7
votes
Accepted
Should I work in CMYK when printing shirts using Direct-to-Garment (DTG)?
Direct to garment is a digital print. If you do not have the specific CMYK profiles it is recomended that you send the file in RGB with R0G0B0 values as black.
A lot of people think that a CMYK ...
- 33.6k
7
votes
Converting from CMYK to RGB (to work with it), then back to CMYK
When printed, the RGB color that came from CMYK will be converted back to the same original CMYK color
Nop... It will not.
There are several reasons. Color profiles, changes in gamut, simulations on ...
- 33.6k
7
votes
Is there a loss of quality when converting RGB to HEX?
No. There is no loss converting decimal RGB or RGBa colours to hexadecimal.
Forget online converters
In RGBa images, colours require 4 decimal or hexadecimal numbers, one for each channel. Each ...
- 73.7k
7
votes
Accepted
RGB to Grayscale without adding noise
The image in your post already contains noise/artefacts — maybe it's because it was compressed by GDSE. Here's one of the image channel compressed with Levels:
If your original image doesn't have ...
- 4,331
6
votes
Illustrator and CMYK or RGB mode when using Pantone colors?
CMYK.
The Pantone matching system is a print production ink system. Print production always uses CMYK as a basis. Pantone colors have absolutely no basis in the RGB spectrum.
- 198k
6
votes
Accepted
Faded Colour Code Calculation
There are several ways. By mixing the colors, mathematically:
(1-a)*FGcolor+ a*BGcolor
Would mix the colors as if fg color was alpha blended to bg color. You could blend to white black or any other ...
- 55.3k
6
votes
Why are my printed colors duller than expected?
They look "dull" only because you compare a luminous color with an ink. When you look at magazines and find the colors very bright, they're still in CMYK-only most of the time. Usually ...
- 13.6k
6
votes
How do I edit my CMYK greens to output as brightly as possible?
You may remember me from "You'll never get that RGB color in CMYK!"
Now, you said you wanted something darker than Cyan70 +Yellow100:
You don't have much choice to darken your color and keep it ...
- 13.6k
6
votes
Accepted
In GIMP, how do I get the smudge/blur tools to work properly?
GIMP 2.10 or higher
Image > Precision > Linear Light
GIMP 2.8 or lower
Download the color profile sRGB-elle-V4-g10.icc from e.g. here.
Image > Mode > Convert to Color Profile... > ...
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Only top scored, non community-wiki answers of a minimum length are eligible