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Questions tagged [rgb]

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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50 views

As to known the colors used in an image?

Supposing that I have the following table, Is there a fast method (with external tools with the web: for example ColorZilla, browser extension) to recognize the color in RGB (or CMYK) without to ...
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0answers
13 views

How can I copy a RGB value of a swatch or a layer to an adjustment curve

I need to change the color of the source to the Target swatch color, so I need the RGB values of target to be copied to an adjustment curve layer. There are scripts for copyong RGB values from INFO ...
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2answers
44 views

How to Export in both in RGB and CMYK in Affinity Design?

How do I export a logo in both CMYK and RGB in Affinity Design, provided that the Logo design starts with a template that is in CMYK? I mean when I start a new file, it asks me to choose the colour ...
3
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3answers
91 views

Pantone troubles

I see that Pantone troubles are quite common here, but I swear the more I read about it, more confused I am. :) Every time I have to prepare files or create a brand book these doubts come to mind. If ...
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0answers
81 views

Howto convert a RGB8888 png into a RGBA8888 png?

Does someone know how to convert RGB8888 png into a RGBA8888 png? I am using paint.net or paint, but I cant find any way to do so.
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1answer
55 views

Find a good colour match from an RGB to a CMYK / spot colour that will print well

I have a hex colour #0d152c, which is a corporate colour, when this is converted / printed in CMYK the colour doesn't convert well when printed and looks a bit washed-out because obviously CMYK has a ...
1
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1answer
160 views

Outer glow in CMYK vs RGB

I am creating this graphic in Illustrator and InDesign. It is using an outer glow with the same magenta color as the fill of the shape. Normal blend mode 100% opacity. I would like to get a similar ...
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2answers
119 views

Duotone psd file for (offset) printing

I read that answers at this question: Preparing design for duotone printing? I need it to be more specific about the step: use the complementary RGB channel, in this case Red (E) Play with the ...
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2answers
77 views

Why is my inverted black layer coming out grey instead of white, when using CMYK colourspace?

I have an RGB vector file with lots of layers, one of which is a bitmap containing a mixture of pure black pixels and 100% transparent pixels. This layer has a live invert filter, which changes the ...
2
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2answers
344 views

Converting Pantone to RGB

I need to convert my client's logo from Pantone to RGB. The first is Pantone 297. If I convert it to RGB, is it R130, G198, B226? How about the blacks? I am not sure what these percentages mean. ...
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0answers
52 views

Problem with colors when making a CMYK document

I'm making my portfolio and as I understand, everything that has to be printed has to be set in the CMYK color mode. So, I chose CMYK. I'm using Illustrator CC 2018. The file tab shows the information ...
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3answers
272 views

Alternative formulae for CMYK to RGB conversion for display on screen

I am writing software to extract text sections from PDFs and render on screen for analysis; I need to display the text on screen in the colour from the document. When the PDF contains CMYK colours at ...
2
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2answers
81 views

Match projected RGB to printed CMYK

We produce projected slides (RGB) and printed posters (CMYK) that sometimes appear adjacent to each other. We find that the same graphics looks very different in the two mediums. How can we adjust the ...
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1answer
53 views

CMYK image in Indesign changing RGB images on the same page to CYMK?

I'm using Adobe Indesign to write my Chemistry PhD thesis. I'm far from an expert in publishing/design, so please forgive me if this is a simple question. I am having an issue with an few images that ...
2
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3answers
478 views

Calculating average of two RGB values

Having 2 RGB values: 255, 23, 22 201, 18, 122 I want to average them, this link says that really I need to square them first, average, then find the square root. I've seen a few other points that ...
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2answers
92 views

CMYK values keep changing in RGB/8 colormode, CS6

EDit: The Image is in RGB mode and it needs to be saved as an PNG! I need to change the CMYK values of a logo to C:16%, M:100%, Y:79%, K:5%. But after I confirm these values, no matter what method I ...
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1answer
48 views

How are the images at AllRGB.com created?

The images at AllRGB.com have all 65536 (on 16-bit color depth) or all 16777216 (24-bit color depth images) colors in one image, not one redundant color and not one missing one. Each pixel has it's ...
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1answer
576 views

How to find the CMYK or RGB value of a commercial paint color?

I have a client who has chosen a paint color for their office and they want to carry that exact color onto everything from signage to website to business cards as their "brand color". Is there any ...
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1answer
776 views

Accurate RGB to CMYK conversion [duplicate]

I am trying to print out a simple picture (below) that is composed of sections of the following RGB colors: 255,0,0 255,0,255 0,255,0 0,255,255 0,0,0 I am using this image for color sensing (...
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0answers
155 views

HEX colors not same between Photoshop & Illustrator - both in same RGB space

I am trying to make some vector art the same color as other elements I have in a PSD. When I apply the hex/RGB to the vector art, it does not appear the same. I have looked through forums and ...
1
vote
3answers
444 views

RGB to CMYK conversion problem

There is a situation where I have to transfer colors in Hex Format (from an app) to Adobe Illustrator. But I need to extract the exact CMYK value (that was assigned in the previous app). Long story ...
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2answers
126 views

RYB or RGB when designing for the web?

After reading this article, I started to question if I should be designing websites taking into account the RGB wheel instead of the RYB. What wheel should I be using for color selection for website ...
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1answer
433 views

I select a color in Photoshop and it's painting another one

I select a color in Photoshop and it's painting another one. I've checked RGB color mode and everything, but it seems to continue to change the selected color. How can I fix it?
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0answers
37 views

Color profiles problem

I have this problem working on a geological map on Arcgis 10.5, the thing is I have to do the layout of the map (leyend, cross section, etc) in Illustrator due it is a more versatile software to draw, ...
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2answers
72 views

gimp changed my image color after using color to alpha

I used color to alpha many times before with other images and it was perfect but when i try with this image it's give me a weird result that I don't know from where is the problem ? the original ...
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2answers
198 views

Can monitors show colors outside of RGB space?

Modern monitors use RGB to reproduce colors. The [RGB colorspace, however, is not the full range of colors, and only occupies a triangle in the "full" chromaticity diagram][1]. What colors are ...
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0answers
185 views

Adobe Illustrator | RGB vector looks all black when I import it to CMYK artboard [closed]

Colorful RGB vector I've downloaded from Vecteezy looks all black when imported to CMYK artboard. I can't change the color after importing to CMYK artboard either. How can I fix that? What I've done: ...
3
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1answer
202 views

RGB and Palette Colors in GIMP [closed]

I am learning GIMP since I've started to print my t-shirts. My question is how can I keep the colors of an image after Maximize RGB? For example for an image with a rainbow, I am taking out the ...
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2answers
111 views

Do Adobe RGB and sRGB assume 2 degree observer?

I know that Adobe RGB and sRGB assume D65 illumination, but do they assume a 2 degree or 10 degree standard observer?
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3answers
560 views

Should I alter my new logo to specifically use Pantone colors?

I’ve started at a new company doing 3D architectural visualization. Having a degree and background in graphic design, I’m now working with the marketing department to update and rebrand the company’s ...
2
votes
1answer
300 views

Fill color (Hex) value as variable to be used in data set?

I am trying to build out a bunch of icons with different 2 letter values as well as a different background fill color. I have the data set with a name, hex code color, and the 2 letters. Is there ...
1
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1answer
455 views

Changing colour mode of black in InDesign

I was under the impression that, to convert the colour mode of an InDesign document, you just had to modify Edit > Transparency Blend Space and change the colour mode of all swatches. But I've ...
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2answers
1k views

RGB to CMYK with best results

I'm currently designing a mockup for print but unfortunately the logo extends some colors that are only available in RGB. I was trying to convert a pretty agressive RGB green (#afff00) to CMYK but ...
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1answer
43 views

How to get a color scale representing reflected light

I got this wonderful image below from the Wikipedia page on Dodecahedrons. It shows a Tetroid rotating slowly. If you look carefully, it is clear that the assumption is that there is a light source ...
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1answer
1k views

Check colourspace in InDesign

So I've seen this answer on here: Indesign RGB color space But I'm wondering how do I tell what colourspace is currently applied to a document? I think the one I'm currently working in is set to CMYK,...
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1answer
98 views

Photoshop: how to create this glitché effect?

This effect is from Glitché iOS app. I tried various methods from dissolve (move RGB layers, copying many layers of one pic), distortion filters and still don't get something close to these pictures.
2
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2answers
24k views

Illustrator: which artboard size for logo design

Can you tell me what size of artboard should I use in Illustrator and also what kind of settings should i do like CMYK vs. RGB while making a logo. Going to use this for print mostly, but also ...
2
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1answer
30 views

Equivalent for gamma control in image processors lacking it

In GUI photo editors that have a control for "gamma", I find this helps a lot with fixing vibrancy/fade issues, without greatly distorting anything else. But several programs lack an explicit "gamma"...
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2answers
171 views

serious RGB to CMYK issue for book printing [closed]

I´m having a serious problem with RGB to CMYK conversion on my artwork. I create all my artwork in photoshop, using images of scanned fabrics to make collages. Most of my files have many layers. Up ...
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2answers
120 views

CMYK in notebook looks different in other media

I usually do my works in Photoshop in an Asus notebook. The problem that I'm having is that whenever I save a picture in CMYK format it looks fine everywhere I try to visualize it in my Asus, but when ...
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1answer
423 views

Is converting tiff (CMYK) to png (RGB) and back again lossless?

I need to convert a bunch of tiff (CMYK) images to png (RGB) to process them through a certain program, and then convert them back to tiff (CMYK) again. As far as I know, both formats are lossless. ...
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1answer
778 views

RGB/CMYK/HEX to Pantone Reference for Print and Solid Chip

I'm originally industrial designer. Recently I have been designing a whole new branding for a start-up I'm working with, and obviously there is a lot I need to figure out still. Everything was going ...
2
votes
1answer
880 views

CMYK converted color from RGB looks off

I'm creating a brand, and I used a color as the primary color. When I went on to create a paper for print with that color, I copied the HEX value into Illustrator with CMYK mode and the color looks ...
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1answer
98 views

What would cause a Hex and RGB value to differ between online and photoshop?

style { background-color: rgb(224,224,195); } Should be the same as: style { background-color: #f4e0c3; } According to Photoshop which I checked a few times: But when I use the RGB value in my CSS ...
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1answer
315 views

When saving a CMYK image for web in Illustrator with convert to sRGB ticked, does it automatically convert the image to RGB?

It may sound like a silly qestion but I upload my designs to a website that will later print them onto garments and other stuff. I saw on the website that I should be converting my designs to RGB ...
3
votes
3answers
1k views

Overlap RGB values to produce a single color

I am new at graphic design (obviously) and I would like to create a logo with overlapping colors to produce a desired color. In this case I would like to overlap 3 distinct colors (with I assume ...
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vote
1answer
880 views

AI Color Picker Panel and Pantone Color Finder shows different color values (CMYK, HEX and RGB) for a Pantone Colour

I am working on a brand identity and have finalised a stock colour Pantone 3415U (Solid Uncoated). I am having difficulty finding the matching colour values for the same in CMYK, RGB and HEX/HTML. I ...
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1answer
113 views

Are there combinations of hue-sat-brightness equal?

So I coded a customized palette-creation script but when copying palettes to paint.net and other pieces of software I notice something weird: Occasionally when I create a colour it will slightly ...
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1answer
617 views

Copying The Colors' Values

I hate when I repeat this task on every Branding project.. Copying The Colors' Values is there a plugin or an easiest way to export all color values (Spot, CMYK and RGB) from the color palette???
4
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1answer
1k views

Photoshop automatically corrects my color

This is probably a trivial question, however I'm unable to select a given color in Photoshop. I'm using a template in PSD which is set to CMYK and I think that this is the problem. For example if I ...