the visual perceptual property corresponding in humans to the categories called red, green, blue and others

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1
vote
1answer
75 views

Need to learn the right way to use fonts colors on my site? [closed]

I want to learn web design to make good-looking websites. I have learned CSS, JavaScript, HTML quite well. But I need to be able to choose the right fonts, colors, backgrounds, images, etc. I want to ...
3
votes
1answer
82 views

Toolbar of digital signatures

Where I work, we have one of our systems in a web viewer for PDF files signed with the extension ". P7s." We are doing a toolbar similar to the adobe reader (picture below). The panel is also of ...
2
votes
6answers
831 views

Dark labels or light labels

Just wondering what your opinions are on html forms. Is it better to have a light coloured label and a dark coloured value or the other way round, a dark label with a light value? What are the ...
14
votes
3answers
2k views

How many visually distinct colors can accurately be associated with a separated legend in a figure?

For charts and graphs it's a relatively common question by programmers to want to procedurally generate an arbitrary number of colors that are visually distinct. Various research (or educated ...
1
vote
2answers
264 views

What is the value of accent colors with regards to UX?

I have been hearing a lot about how accent colors help in visualizing the key points on the page and drawing the eye to critical action items but I havent really got the understanding of how they ...
6
votes
3answers
296 views

Providing warm colors when the content is depressing?

I had posted a question earlier asking for views on what would be the ideal background color to enhance readability and had indicated my inclination towards having a dark or a greyish background to ...
6
votes
3answers
394 views

Are dark non neutrals colors suited for page backgrounds or is it more advisable to go for neutral colors like black or dark grey?

I am just finishing up a site for a non profit and we are having a bit of a debate of about what the background color should be I have been trying to emphasise on the need for a neutral color like ...
4
votes
4answers
491 views

Best Way to Darken a Color Until it is Readable?

What's the best way to darken a color until it is readable? I have a series of titles which have an associated color, but some of these colors are very light and any text drawn in them is unreadable. ...
5
votes
3answers
370 views

Is it better to 'XOR' or 'shade' text that is highlighted?

What is the best way of displaying highlighted text in a text editor? I know of shading, which simulates what a physical highlighter does: And 'xor' highlighting: Are there any other methods? ...
5
votes
3answers
806 views

How can I choose a colour palette for multiple data visualization types?

I'm currently implementing the Google Visualization API into an existing platform, one requirement of which is the ability to choose custom colours for chart elements (such as pie slices and columns). ...
-3
votes
4answers
460 views

Is this site's colour scheme readable?

Having realised that I am not very good at identifying whether a site works and is readable, can I ask for comments on this site's colour scheme, which is entirely under my control. I have tried to go ...
11
votes
2answers
808 views

Why do the iPhone and iPad keyboards use different shades of gray for the keys and background?

I noticed when working with iPhone and iPad keyboards that they are quite a significantly different colour: Is there any particular reason for this?
22
votes
2answers
4k views

Is the color red really appropriate for form validation errors?

It seems to be taken for granted that the color red is appropriate to highlight errors. In the case of serious system errors, I agree. However, I'm having doubts that it's the right choice for user ...
11
votes
5answers
990 views

Which color for a “Pay now” button?

I know there is no such thing as one good color that can be universally accepted, but I've been told orange is the "right color" for the payment button, and it is notable to see how both Paypal and ...
8
votes
4answers
283 views

Using a secondary set of colors to indicate which elements of the UI can be interacted with

I was reading this article about Metro UI designs, and I was struck by this statement: Example, if you look under the hood of a new car, you will see areas colored yellow whereas the rest is the ...
10
votes
4answers
344 views

How different should two colors be to appear distinct to the human eye?

I was having a look at the "Reputation" tab in Stackoverflow and it occurred to me that the yellow used to highlight the new entries doesn't stand out a lot from the white background. I really have to ...
17
votes
12answers
3k views

Is this hard to read?

This is a snippet on a site i have just been building. I considered the readability etc, and the corporate colours, and tried to work with them. Actually, I find it quite relaxing to read and view, ...
1
vote
2answers
168 views

Button color for access and deny permissions buttons?

I need to create an email template which is auto generated when an user requests access permissions to a document .The email template is sent to the document owner and is in this format : Subject: ...
7
votes
3answers
3k views

Why are most social networking sites in blue?

Why do most social media websites use blue as the main color? e.g., Twitter, Facebook, LinkedIn, foursquare, ... I am only interested in answers based on some scientific research.
7
votes
4answers
312 views

What research, patterns or techniques will help me choose the correct colors (or saturations) to the various UI elements of a page?

I am building a tool that will be used by call center agents. It is to help them support products on behalf of the customers who call up. It acts as a portal to many different types of product ...
9
votes
4answers
11k views

Which colors make you hungry

I am working on a new brand, which is all about food. What colors should we use for the logo and website? I keep reading that red makes you hungry, but i would like to stay away from that color. ...
15
votes
6answers
950 views

Is flashing red text a good idea for denoting an active alarm?

I'm working on a windows application that is showing the realtime status of a particular piece of equipment. While operating the equipment (via the application), two important values & labels are ...
13
votes
8answers
808 views

How to determine whether links have enough contrast?

I find it very hard to distinguish links from normal text on Programmers Stack Exchange, especially visited links on wall-of-text posts. The colour scheme used is: Background #fafafa (there's a ...
9
votes
4answers
492 views

automatically calculate contrast

A user can change the default design of his site by selecting a color. This color is applied to the menu background color. The problem is that I have to change the menu text color depending on the ...
2
votes
3answers
175 views

What colours should arithmetical operators +, −, ÷ and × have?

Are there any colours that are commonly associated with basic arithmetical operations? I want to make the operators +, −, ÷ and × more easily distinguishable by colourizing them. For the plus and ...
11
votes
2answers
527 views

Is there a 'science' to what colors to use on primary 'call-to-action' buttons?

I was wondering what research I can find on what colors to use for primary 'call-to-action' buttons. I know the size of the button and the contrast it has in relation to its background play a big ...
2
votes
2answers
94 views

Information Graphics vs Brand Awareness

I'm looking for some information on mapping color to graphs. To be more specific, I've got a bunch of graphs that represent Twitter, Facebook, LinkedIn and now Google+ in line charts. We've had an on ...
5
votes
5answers
1k views

The colors hurt my eyes

I've built this BBC feed which people find nicely styled (please ignore the animation glitch - I'm working on it!). However, people have been telling me (and I've felt it also) that the colors hurt ...
1
vote
3answers
405 views

What are best icons to identify/distinguish TCP and UDP connections [closed]

I have a desktop application that serves as a smart, software-based router. Each of multiple nodes in the GUI can be either a UDP or TCP connection. We have the following status icons for the node: ...
6
votes
5answers
3k views

Easiest to read fonts

Has there been studies to determine what fonts make it easiest to read? I'm interested in the font type, but also size and color. For example, is dark gray better than pitch black? Also of interest ...
4
votes
6answers
1k views

What is the most effective color to be used on notifications?

I need to choose a color to be used with notifications. I was placing an exclamation mark over a red circle, but I was told it looks more like an error if you haven't seen it in the UI before. So now ...
4
votes
2answers
409 views

Icon based buttons or Color based buttons which is more UI attractive and Friendly

I am seeing websites increasingly switching to color based buttons and interaction elements rather than icon based is this a trend or do they have reasons behind the switch? For example see the ...
6
votes
7answers
1k views

Red buttons in an e-commerce site?

I'm designing an e-commerce site with red buttons. It has a yellow/white background and it looks quite good that way. Now, my boss finds the same, he likes it, but he is doubtful, because red could ...
6
votes
2answers
233 views

Why does ESPN subtly change the color of some of its article text?

This is something that's bugged me for years: I'll be reading a story on ESPN and notice that the first paragraph is dark gray, and the second paragraph is often black. I've even taken a screenshot ...
4
votes
4answers
343 views

How to Indicate ComboBox Value Is Dirty

I'm looking for a good way to indicate the value of a ComboBox is dirty. With TextBoxes I set the Background to yellow but that looks a little funny with the ComboBox because by default it looks ...
7
votes
3answers
309 views

Choosing colors appropriately for red-green colorblindness

I want a green for "correct answer" and a red for "wrong answer". My current choice is rgb(144, 238, 144) for the green and rgb(250, 128, 114) for the red. (See wikilearner.net/wiki for the colours in ...
4
votes
5answers
879 views

Traffic light like indicator for color-blind users?

We want to implement an indicator to display 'good' 'average' or 'bad'. So someone came up with a traffic light image. (green circle for 'good' yellow circle for 'average' and a red circle for 'bad') ...
7
votes
7answers
1k views

Why web-safe colors only?

We are often told to only use web-safe colors for font's and background colors etc when not using an image. I don't understand why this is? Most websites contain high quality jpegs these days with ...
0
votes
1answer
188 views

Usage of darker shade to show selected/focused button

Consider that I am creating an interface for a mobile app which shows a list of buttons on the main screen. I can move through the buttons using mobile keypad (feature phones) or screen touch (smart ...
16
votes
4answers
697 views

How important is it to consider color for color blindness in a design

In response to this question about iconography, I was wondering about how much it is necessary to factor in color usability for people with color perception difficulties into a design. The first ...
7
votes
4answers
2k views

Choosing high contrast text color (in relation to background color) dynamically

My application has an area with some number of controls. Each control's background color expresses a state of some sort. The controls are also numbered via some text in their foreground. For ...
0
votes
2answers
167 views

Creating a UI for brightness/gamma calibration

I'm working on a game where we, at start up, display a brightness calibration screen that users can use to adjust the brightness of their screen so that the game appears more or less consistent across ...
34
votes
11answers
7k views

What are the negative and positive aspects of dark color scheme?

I am using Light-on-dark color scheme (dark background with light text) in my application. My question is, what are the negative and positive aspects of this color scheme and why this color scheme ...
5
votes
5answers
5k views

How do you design a registration form?

I am trying to learn about registration forms, what should I be careful about when designing one? Is there any "best practice" or do you know any great websites with great examples of registration ...
12
votes
3answers
1k views

Why is the close button in the title bar red in Windows 7?

Perhaps to prevent users from closing the window or application inadvertently? But is it also a distraction because the color of red stands out? Any insights?
12
votes
6answers
1k views

full-color icons vs. greyed-out icons in menus

Icons in menus are often full-color. Even though the page an icon/menu item controls is not active, the icon still appears in its normal hues. To distinguish the icon which is active, a designer will ...
65
votes
10answers
5k views

What effect would a grayscale color scheme have on UX?

I am thinking of designing a website that will have no color other than black, gray, and white (including links). Will the absence of colors such as blue, green, etc. affect the user experience of ...
5
votes
2answers
187 views

How important is the ability to change the color theme on a desktop application?

At my company we create Windows desktop applications using Microsoft's .Net (WPF to be specific). The window or "chrome" is completely customized, meaning that we do not use the standard Windows ...
22
votes
7answers
2k views

What is the reasoning behind grayscale icons?

Quite a few web applications have started utilizing gray(black) scale icons, for example Github,new Google Analytics, etc. Even applications like Firefox 4, Chrome, IE9, iTunes, Mac OS, have dropped ...
3
votes
2answers
752 views

Applying accurate colors from desktop screen to Mobile applications

I am currently working on some skin designs for an android application and in order to achieve the desired color results, I did some color test to it. I save my files in .png and .jpg versions and ...