Questions about colors, different color space, RGB or CMYK color model, transparent color, using or changing colors.

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40
votes
9answers
1k views

Is there a good resource or tool to help build a palette/color scheme around colors I select?

No matter how nice the composition, flow, and lines of my design are, if I am not copying directly from nature, I have a very difficult time picking a decent color scheme. It either looks too drab, ...
35
votes
10answers
21k views

What is the difference between CMYK and RGB? Are there other color spaces I should know?

I'm a photographer, who dabbles in graphic design from time to time as well. What are the differences between the various color spaces?
25
votes
3answers
2k views

How can I improve my color selection skill?

I'm a web developer, started to become a web designer. However, I think my understanding of colors is not practical yet. There are tools out there that can give you color harmonies, and more stuff, ...
10
votes
3answers
35k views

How to prepare a design for CMYK printing?

This was asked in another thread. When I searched to see if this question has been asked before it was not. Per Meta we are encouraged to create threads that show quality solutions or to future ...
2
votes
3answers
2k views

Illustrator different color stroke

Is it possible to paint only inside a stroke on illustrator? what i actually want to do is paint the same stroke with different colors in diferent segments of it but i can't do it... Also... I've ...
11
votes
3answers
1k views

What is a spot/Pantone colour?

When should I use them, and how do I pick one? (NB: I know the answer, but think this question fills an important gap.)
37
votes
8answers
2k views

Sources for Color Theory or Psychology of Color

Does anyone have a recommendation for a good book/blog/forum that focuses on design principles such as psychology of color, specifically where it relates to picking a color palette for a communication ...
47
votes
8answers
37k views

What kind of black should I use when designing for CMYK print?

my question is what kind of black should I use when printing. At the moment I use this black (split into CMYK) : C:0% M:0% Y:0% K:100% It looks fine in InDesign or Illustrator but if I save a PDF ...
7
votes
3answers
15k views

How does a monitor display the CMYK color? Is it actually showing the true CMYK color?

Suppose I'm designing something for printing purposes. Then I need to stick with CMYK model. When ever I'm choosing color while designing, I'm setting color based on what my monitor shows me as CMYK. ...
9
votes
9answers
15k views

Good color palette, usable for the color blind.

I'm designing a chart right now, that will slowly have more items added to it. I'd like to create an list/order of colors for the items, that will be most usable for the color blind to differentiate ...
12
votes
3answers
48k views

What CMYK values should I use for rich black, and how should I handle tints/shades?

I'm working on a full color piece in Illustrator which has a few large black and grey areas. I'd like the black to be a rich black. I was thinking c30 m30 y30 k100. What is the best ways to match my ...
18
votes
4answers
7k views

What's the difference between CMYK Black and RGB Black

I know this sounds a stupid question, black is black right? Wrong: It's black right? so why are the CMYK Values so far away from black?
19
votes
2answers
2k views

Clearly distinguishable colours for scientific figures

I am looking for pointers on how to pick a set of colours (or a colour gradient) that are clearly distinguishable, for use in scientific figures. Was there any systematic research on this? If yes, ...
9
votes
2answers
3k views

How to select colours that match each other?

Looking at the colours in this logo, it is clear that the colours match each other. How do I find an orange and purple that match the same colour scheme? I suppose the colour in the 'R' is yellow? ...
7
votes
3answers
1k views

How to add a color gradient to a picture

I felt in love with the way this graphic designer, called Mariusz, has edited this picture. It would be fun to produce something like this for myself. Anyone has some ideas on how to create such a ...
4
votes
7answers
17k views

How do I recreate this color overlay layer effect in Photoshop?

I would like to use the overlay effect used on the screenshot(s) below. I've tried experimenting with several Blending modes but keep missing the mark. I'm sure this has a very easy answer but I'm ...
6
votes
5answers
4k views

Text effect on any background color

I want to display a text over a video. However, the video may include any color from white to black. What is the best text effect (color/stroke/shadow/glow ... etc) that can be applied on the text so ...
2
votes
2answers
330 views

Under the U.S.'s Copyright Law, is it an act of copyright infringement if we changed the color of another artist's image to black and white?

Under the U.S.'s Copyright Law, would it be an act of copyright infringement if we were to change the color of another artist's image to black and white? The answer to this question is provided below ...
2
votes
1answer
1k views

Is there way to colorize by RGB in GIMP?

There is a colorize tool in GIMP. But it provide only with HSV. Most of time I want to colorize with RGB, so I'm using converter web site like http://www.rapidtables.com/convert/color/rgb-to-hsv.htm. ...
22
votes
5answers
8k views

Where can I find a large palette / set of contrasting colors for coloring many datasets on a plot?

I need large set (20 and more) of contrasted and easily visually-distinguishable colors for coloring different datasets on a scientific plot (the set of colors should not include white or black, and ...
18
votes
3answers
2k views

How do I make screenshots look good when printed in CMYK?

When printing screenshots alongside black text, black areas of the screenshot look a washed out "muddy dark grey" and "washed out". What causes this and can I improve the black color area?
2
votes
2answers
162 views

Good Resources for Colour Schemes? [duplicate]

Possible Duplicate: Picking colors that don't clash. What are some good resources for getting colour schemes/palettes for your designs? I usually mix/make them myself but sometimes I ...
9
votes
4answers
1k views

What's a good source of color palettes to provide to a color-blind user?

There's a question on this site already about choosing good color palettes when designing for color-blind users. My question is different — it's about working with colors for an audience with normal ...
1
vote
3answers
1k views

How to choose colors for a website layout?

Given that I'm new to graphic design and I'm trying to design the homepage of my website, I can't really understand the reason why I can't make the homepage color "shine". I'm sorry for the ...
3
votes
4answers
56k views

How to change colour of all elements of a group, at once, in Illustrator

I have a group of objects of the same colour, consisting of compound paths, regular paths and groups of these. How to change the colour of all objects at once? When I tried to use colour picker or ...
7
votes
2answers
10k views

How can I change the color of this object properly?

I'm pretty new to Photoshop. I would like to change the color of this object on my .png image: But anyway I try, it becomes this fuzzy with the new color: How can I change it's color to stay in ...
1
vote
1answer
139 views

How to make Illustrator not to lie about colors?

Here is the fragment of red area, which is said by Illustrator as being #840608 (upper green marker). But actually, as reported by screen inspecting application, the color is #9C0D01 (lower gree ...
1
vote
4answers
4k views

Darker shade of a given color

What does it mean and how do I get a darker shade of a given color. For example if I have the color R = 53, G = 140, B = 205 or H = 204, S = 74, B = 80, or #358CCD What value do I change in ...
35
votes
13answers
1k views

What web graphics formats to use?

Web sites can contain JPEG, GIF,PNG, SVG format graphics. Which ones should be used, and when?
11
votes
3answers
7k views

How should artwork be setup for T-shirt printing?

What does it mean to colour separate the artwork in T-Shirt printing? It is normally suggested to use Pantone colours for T-Shirt printing. Is it the Pantone Coated or the Pantone Uncoated? The ...
10
votes
4answers
563 views

Do high-content areas of a website need to be white/light-colored?

Many websites that are designed to be easy to read (eg. nytimes.com or ilovetypography.com) use white backgrounds with black fonts to make the content easy to read. Is it necessary to only use light ...
9
votes
3answers
2k views

Choosing colors that work well on projectors

When specifying colors for use in a software user interface, what's the best way to ensure that those colors will look acceptable on all common display technologies: CRT, LCD, and in particular ...
4
votes
5answers
7k views

How to find complementary colors

I often find myself trying to determine which colour is the "complementary" one of (or would nicely fit with) two colours imposed by the client brand. At times, only one colour is imposed, and I want ...
4
votes
2answers
17k views

Simple Spot Color Separations for Screen Printing

Ok, I'm an Illustrator noob, but I've worked in screen printing. I made a design which is composed of an expanded Live Trace, a couple of rectangles with fills and strokes, and some text within said ...
3
votes
3answers
21k views

How to convert document Illustrator file to only one color? (eg. Green)

Is there any way of converting a illustrator file with text and logos to one only. As I'm working for a client that only wants to print with one-color?
1
vote
2answers
362 views

Colour theory and rainbow palettes

I've been reading about colour theory and want to understand how it relates to rainbow palettes like the attached, also a palette type commonly used by the designer Paul Smith as his signature. How ...
8
votes
3answers
3k views

Do you use colour lasers for proof printing?

I own an EPSON Stylus Photo RX640 printer which prints really good on special paper media, but is rather poor when it comes to normal (>75%) printing on plain papers. Beside that it's also quite ...
6
votes
4answers
15k views

How do I turn a full color design, into a 1-color design?

I was asked to design a piece of junk-mail advertising. It has to be one color. Here are links of how it should look: What I want to know is, how do you get your design like that? It's like ...
5
votes
4answers
796 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 ...
3
votes
4answers
12k views

Colors in Photoshop CS6/CC look different than in browser?

One of my friends, a graphic designer told me recently that sometimes colors in Photshop look slightly different than the ones rendered in browser. I know it is possible when you save a file and then ...
3
votes
1answer
357 views

Normalizing hematoxylin and eosin-stained histology images

This is a medically related question...Most pathology slides are stained with hematoxylin (blue) and eosin (red). However, every lab does it differently. I would like to take a bunch of images from ...
0
votes
1answer
7k views

How can I separate colors by layer in Illustrator?

I did a three-color Live Trace, and output the colors to swatches. Now I'd like to assign each of these three (spot) colors to their own layer. I'm sure this is super easy, and I'm just over-looking ...
7
votes
2answers
267 views

Name of illusion phenomenon of bordering colors

Look at this picture: All the squares are filled with solid color without any gradient, but at the borders between the colors we see as if gradients were used. In the past I tried to create ...
2
votes
2answers
3k views

Photoshop - adjustment layer to change colors of multiple layers?

I remember I opened a PSD file which did this. It had like 4 hidden "adjustment" layers, each for a specific color, and all the elements that used a certain color were being changed depending on ...
1
vote
4answers
435 views

Need help with the Color Combination for the Red

I have come up with a Basic Design for my web app. I want to use the Red color as it helps induce apetite. Well while designing i have managed to get the basic layout and design directions going. But ...
49
votes
6answers
6k views

Are “web-safe” colors still important?

Years ago, it was always strongly recommended that web designers should only use web-safe colors. Have studies been done to see if this is still the case? If so, what's the answer? Does anyone know ...
22
votes
4answers
6k views

Why is it that this color gradient is so much more attractive than others?

I've been playing around with some gradients on a site I'm developing, and I'm really interested in the psychology or other meaning behind why certain colors appear more attractive than others. ...
23
votes
8answers
121k views

How do I change a single layer to grayscale in Photoshop CS4?

I know you can have the whole image turn grayscale: Image > Mode > Grayscale, but what if I only want to make specific layers grayscale? There's gotta be an easier way than pulling out the ...
22
votes
5answers
4k views

Why is pure blue darker than pure green?

If I convert hundred percent green and blue to grayscale then blue one becomes like twice as dark. I can see that green looks brighter, but I also want to understand reason behind it. Looking at ...
6
votes
2answers
5k views

What is the fastest way to copy a colour in Photoshop as HEX?

A lot of designers use Photoshop as a design and mockup tool. And in doing so, one of the last steps can be to get a lot of the colour information out so things like gradients and dynamic text can be ...