Questions tagged [color-theory]

Questions about color mixing guidance and the visual impacts of specific color combinations.

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2
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1answer
474 views

Books on color science

I am not sure whether this is the right place to ask, but I'm currently working on an automatic color scheme creating tool and the only sources I have found on this topic are very loosely tied with ...
1
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1answer
790 views

Given a white background, and black or grey text, is there a formula to find a link color with good contrast?

The WCAG guidelines set the following requirements for text/link/background contrast: A 4.5:1 contrast between the non-link text color and the background. A 4.5:1 contrast between the link text color ...
-7
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1answer
136 views

How much each color plays in contributing in the determination of the overall brightness in hex notation [closed]

What color does it has the most light component between #010101 or just #000001?? edit For brightness I mean the nearness to the white (nearest to FF in hex). At the time of the question I wanted ...
7
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2answers
15k views

How to create color scheme from two colors?

Are there any tools for creating a color scheme based on two specific colors (or resources that explain the technique/intuition behind it), since the only ones I have found are based around creating a ...
2
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2answers
231 views

Mathematical approach to color schemes

I am trying to implement a program that will classify the color scheme of the image based on the dominant colors. Example: I am using machine learning tools but I wonder whether there is a ...
6
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1answer
2k views

Dominant color vs primary color vs prominent color of an image?

What is the difference between the primary color of an image, dominant color of an image, and the most prominent color in an image? Is the primary color and the most prominent color (most frequent ...
3
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1answer
282 views

Why is the W3C contrast score recommending hard-to-read text?

Here are two buttons. When I measure them with the W3C contrast score, the black text has a much better score, meaning it should be easier to read. But, to my eyes, the button with white text is ...
3
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2answers
622 views

Besides RGB, are there any other additive colour mixing models?

Are there any additive colour mixing models that uses primary colours different than red, green, and blue?
2
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2answers
101 views

Selecting the exact color

I'm trying to be an expert for choosing colors and combining colors. So I found a tutorial making schools sets icons and for a start, I am making a pencil but I'm not going to follow the same exact ...
3
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2answers
1k views

Color scheme for three different goals

I want to preface this by stating that I am in no way an expert in design or colors and their meanings. I am looking for three colors, each of which have a different meaning and goal associated with ...
0
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1answer
73 views

How can we see the real “Near-Cyan”

On my computer screen and your computer screen lies a "Near-Cyan" rectangle (100,250,255). Considering the number of hardware buttons on my computer and your computer and the number of software ...
4
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1answer
137 views

Colors for a diagram with unknown number of categories

I have to draw a diagram for dynamic data. Each category should have a different color, but I don't know how many categories the diagram is going to show. I expect this number typically to be between ...
1
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1answer
137 views

Would combining light and dark overlay keep the image the same?

If you have an image, and you added an overlay of a semi-transparent white, e.g. rgba(255, 255, 255, 0.3) in CSS, you get a slightly lighter version of the image. My question is, if you add another ...
-2
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2answers
102 views

Color group for lavender

I have to group the colors in as few groups as possible. For example, I would group gold and khaki under yellow. In which group should I put lavender? My color groups are the following: Pink Red ...
0
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1answer
73 views

Is it fair to use accent colors to borders in material design?

I'm trying to create a widget styles in dashboard design.is it fair to use accent colors to borders instead of background color.when i try to use as bachground color it doesnt compliment the other ...
0
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2answers
274 views

How are color palettes used in Web Design?

I am working on theme admin interface and introducing a color palette switcher. For starters admin has 5 colors in the palette. All color pickers used in the theme have the option to pick from ...
11
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1answer
10k views

What are the pros and cons of using Lab color?

I often see suggestions of converting an image to the Lab color model when editing images in, for example, Photoshop. What are the pros and cons of doing this? Are there specific functions or tasks ...
2
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0answers
70 views

What makes a flat color: “flat”? [duplicate]

What kind of calculations are there are behind 'flat' colors? Where I can start to choose them effectively? What are the properties? I found this article on color theory. It's great but I'd like to ...
6
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3answers
2k views

How can I increase the contrast in a color image converted to grayscale?

The original image is: And the black white version becomes: As you can see, the cyan colored cells disappear in the black & white version. How can I modify the original image so that the ...
-1
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3answers
482 views

Why do I see 3 different values for 75% white?

Why do I see 3 values for 75% of white? Same for 50% and many other values. Yes there is a difference between each other, #C0C0C0 is (192, 192, 192), #BEBEBE is (190, 190, 190), #BFBFBF is (191, 191, ...
1
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1answer
656 views

What are the shades of green?

I am working on a software project where I need to display only the shades of the primary colors. Using RGB, how would the shades of any color be defined? For example, with higher values of green (255)...
2
votes
2answers
385 views

Transformation between the hue color wheel and Itten's color wheel

Unfortunately, the hue color wheel does not correspond to human visual perception: Equal differences of the hue angle are perceived as different color differences. E.g. yellow takes only a small range ...
7
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4answers
1k views

Correction for color constancy? [duplicate]

Many are familiar with this popular illusion where a single shade of color appears to be two different shades, depending on what color surrounds it The orange dots in the image are actually the same ...
8
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3answers
3k views

Why color grade with limited green such as in Stranger Things?

The phenomenal Netflix original Stranger Things does almost everything for a very specific reason. If you watch closely like I do you may have noticed the color grading. Greens are very limited in the ...
7
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1answer
766 views

How to choose the right color shades/tints for branding?

I’ve read a lot about color theoretical methods to pick a harmonic color palette (e.g. for branding), but I always wondered how to pick the corresponding shades and tints (see Google’s material design ...
4
votes
1answer
835 views

How to predict new overlapping color in Adobe Illustrator?

The following image has three circles of RGB Red, Blue and Green on a White Background. Each one has 50% opacity. The stacking order is green, blue and red. The overlapping areas have tints of dark ...
2
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1answer
463 views

What is the difference between 'Scale Tints' and 'Tints and Shades'?

In Adobe Illustrator, in the 'Recolor Artwork' dialog box, what is the difference between 'Scale Tints' and 'Tints and Shades'? As far as I understand, a tint of a color is white added to it and a ...
5
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2answers
637 views

Highlights and Shadows with Equal Weight

I'm creating isometric buildings in Inkscape. Each building has a base color. To account for lighting, the top of each building has a highlight, the left side has the base color, and the right side ...
3
votes
1answer
8k views

How to pick reverse/inverted colours for logo variations?

It is typical in logo design that an inverted/reversed version of the logo is provided in order to cater for use on opposing (darker/lighter) background than the normal predominant logo colour. Is ...
1
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0answers
27 views

I have a bunch of colorants, what are the properties I need to know about them to predict the LAB values of the resultant mixture?

Let's say I have a bunch of colorants/paints in liquid form and my job is to mix them together. After mixing, I will have to take a sample, spray-paint it on a metal substrate, dry it, and then ...
104
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7answers
20k views

Who first discovered CMYK?

It has been used for colour printing for many, many years, but who (and when) first discovered that a bright pink colour (magenta), a light blue (cyan), yellow and black can be mixed to create almost ...
1
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3answers
148 views

Distinct palette for translucent markers over greyscale image?

I'm trying to choose a discrete set of 10+ "cold" to "hot" colors to be used by translucent markers/icons displayed over a continuous tone grey scale image where each step is clearly different it's ...
0
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0answers
129 views

Why do dark shades of green and teal feel “muddy?”

I'm trying to articulate why I prefer dark shades of blue in an interface over dark shades of teal, especially since the color is on a dark gray background. To me, dark green feels "muddy" and hard to ...
3
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2answers
850 views

Is it possible to make a color sequence pattern using a loop statement

I recently played Stack from Ketchapp Studios on my android phone. I really liked the concept. And then, I came up with a question. How would these guys make the transition in color of the cubes using ...
3
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2answers
115 views

Implying the ability to move a slider in my app's menu

Firstly I don't think I'm asking this in the right place, but Graphic design is the art and practice of planning and projecting ideas and experiences with visual and textual content. So my question ...
1
vote
0answers
108 views

How to test if a specific color is harmonious within a new color pallete

I'm trying to harmonize colors, I understand the basic theory, but when it comes to a complex palette, like for branding, website and multiple applications, how can I test if a color is out of the ...
4
votes
1answer
9k views

Selecting colors suitable for color, greyscale, and black/white printing

I'm developing technical graphics for a printed/online scientific publication using Adobe Illustrator CS5. I am trying to select a color palette that is pleasant when viewed in color and whose colors ...
2
votes
3answers
2k views

What is the optimal contrast ratio for best readability?

According to the W3C (and another question on this site), the contrast ratio between body text and text background should be at least 7:1 for good legibility. Google takes this up in their typography ...
3
votes
2answers
348 views

What are common attributes to psychadelic designs?

I am looking for color combinations and effects which give us the feeling of something "psychedelic." Sometimes there are the color combinations, sometimes the objects relations - some shadows create ...
0
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1answer
61 views

Should I pick fonts or colors first for my design? [closed]

I always struggle to choose what to pick first, fonts or colors? This applies to website, brochures, pretty much anything that uses both. Any advice on this? Couldn't find anything on Google...!
2
votes
1answer
143 views

Is there a clean way to use primary colors as a partial background in a book cover?

A lot of UI guides advise against using primary colors as a background for text. I'm in the process of designing covers for a series of 4 books, and I thought it would be good to have a band across ...
0
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2answers
100 views

Coloring 3 menu bars

I'm trying to design my own website and i choosed content background color light grey an items white to focus attention but I'm having hard time to find best colors for 3-bar-menu. Top menu bar is ...
4
votes
3answers
252 views

Highest contrast colour for annotation of greyscale image

When making figures for research papers I often have to do line annotations on greyscale images, such as the example below: The problem, as can be seen in the image, is that a colour that has high ...
1
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0answers
149 views

Are there contrasting onion skin colors that you use?

I'm working on an app and I have two images. One is the reference image and the other is the image produced in production (it's the layout created in HTML if you must know). To make sure that my ...
-1
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1answer
125 views

How to call a genre of art with perfectionistic figures? [closed]

I really like a good combination of clear and harmonic colors and figures. For example, figures can be like in the pictures shown below: ... or in these other two links
-3
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2answers
667 views

Which is the best website to choose the best Background and Foreground colors? [duplicate]

I am building a Flat color based website and am having trouble choosing the color scheme. I need a background color (section background) and a foreground color (element background). The element, in ...
9
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3answers
3k views

How to find four equally contrasting colours that are appealing to the eye?

I have a plot for a scientific argument I'm trying to make. There are four colours that should be (roughly) equally contrasting with two others. ie, if the colours are A-D, then A and B should be ...
3
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0answers
91 views

Companion colormap for text highlight color

Edit: I am looking for resources (articles, books, posts) which study the choice of a single color to highlight text and a sequential color for two and three dimensional plots such that both are ...
1
vote
2answers
482 views

How can I create a colour scheme based on two specific, adjacent(ish) colours?

I'm helping a friend to produce his website. He's supplied his logo and a flyer that he's used, which use the colour scheme he's opted for - green, blue and white. The specific colour values for the ...
-1
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1answer
96 views

Material Design Colors fit [closed]

I am trying to do applications in material design style but it is not always has best colour palette. I have this screen and this bottom buttons colour really bothers me because it is hard to see ...

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