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

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1
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3answers
124 views

What should I use to represent “too high” and “too low” with icons and/or colors? [closed]

I'm working on a project where we will present the user with a grid of rows, each of which has a value that's too high or too low (a value associated with the row is higher or lower than the range ...
2
votes
4answers
463 views

Why is there a contradiction between red in software and in workshop hardware?

If we often use red in software to warn someone to think before interacting with something, like a delete button for example, why do serious power tools like circular bench saws have big red buttons ...
1
vote
2answers
264 views

Should I use a single gradient or plain color background for my app?

I have an app with a screen for a list, a screen for a photo preview, a screen with fields for entering data and of course a splash screen. Should I use a single gradient/plain color background for ...
2
votes
1answer
140 views

How to interpret wcag2.0 guidelines on contrast for buttons and icons

The accessibility guidelines from the W3C offer neat and usable guidelines for creating text that is readable for everyone. There are a number of very useful tools for checking contrast levels, so ...
1
vote
4answers
779 views

Professional Slides presentations. Light or dark background?

I must choose my company's default PowerPoint presentation template. Having in mind that this template should be versatile, and that people want to create presentations quickly, should I create a ...
2
votes
5answers
199 views

Do you account for colours looking different depending on the background?

I have a website with a white background, but dark grey header. I like to use #09F (light blue) for hyperlink text, but they look a lot different depending on whether the background is dark or light. ...
1
vote
2answers
74 views

Correction in color model

In HSL color model, I have a subjective feeling that there is interaction between saturation and lightness. That is, as the lightness becomes close to 0 or 1, we need a larger value of saturation in ...
2
votes
4answers
162 views

Color for an “online” indicator

I always thought that green fits best if you want to indicate a successful connection. But I recently noticed that our router at work uses blue LEDs. Is there any difference in their meaning? Like ...
2
votes
4answers
205 views

Which color to choose for food? [duplicate]

I'm building an Online Food Ordering website, where users can order food from their favourite restaurants. I'm confused in selecting the colors for the website, can any one help me with it. Which ...
4
votes
4answers
305 views

Transparent resin casting vs. solid metal color

I am designing an electronics circuit (gps-tracker/recorder) that I would like to cast in a material for durability and aesthetics, as pictured. I may decide to sell it at some point. It would be ...
1
vote
3answers
141 views

What factors to consider when picking a color theme for a short user survey?

I fairly frequently create short, google-doc surveys with 3-5 questions. Before today I always used the default template and never thought to change colors. However, considering I also work at a ...
5
votes
6answers
354 views

Red (and green) indicator icons on a dark blue background

We have a webapp with a dark blue background (this is a branding decision, and we don't want to revisit it... yet). We want to indicate positive/negative change with the traditional "stock ticker" ...
6
votes
6answers
467 views

Effect on usability if I use green and red colors (for meaning) in an app whose color scheme does not include those colors?

I am working on an application that models physical hardware to the user. As such, showing things colored red seems to be a very natural way to communicate an error state, and showing them green ...
2
votes
3answers
359 views

Why are so many mobile side panels dark grey?

The fact that so many mobile side panels are dark grey (Facebook etc.) - is it based on any research?
16
votes
2answers
1k views

Should punctuation at the end of a sentence be bold, emphasized, or colored?

I've worked with both a designer and an editor on a project which required their mutual agreement. One of their differing points was about whether or not punctuation should be bolded, italicized. An ...
40
votes
6answers
3k views

How can I highlight errors when bright red is the main color of the brand?

I'm working on a mobile website for a client whose main brand color is red. The website header and headings are all red. CTA buttons are red too. How can I effectively separate errors (mostly in form ...
0
votes
1answer
179 views

Highlighting incoming/outgoing amounts in the balance sheet

I am designing a screen that has a long balance sheet, with hundreds of transactions. I was thinking of highlighting incoming/outgoing rows using different colours incoming - green, outgoing - red. In ...
0
votes
3answers
152 views

Putting content in white boxes on grey backgrounds

Why do sites like Google+ and the new upcoming Facebook news feed put their content in white boxes on grey backgrounds? Are there any benefits to this compared to say an all white background like ...
10
votes
2answers
615 views

Should websites provide high contrast or alternate schemes?

With regards to Accessibility, many sites focus on font-size adjustments either the browser's / OS's native controls or via a control on the page (usually denoted by 3 capital A's of varying size). ...
38
votes
11answers
9k 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 ...
2
votes
6answers
840 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 ...
9
votes
2answers
354 views

Color of “Download application” button

We have mobile applications both for iOS and Android. There also is the site, supporting the application. We have put 2 buttons on our site for downloading application. We did like it usually is done: ...
5
votes
3answers
386 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? ...
9
votes
5answers
595 views

Intuitive colour pickers for non-expert users?

Does anyone have examples of favourite colour pickers (as UI elements, not dedicated color-picking apps or sites) for common, 'everyday' colours - not for RGB or HSL values? I find traditional colour ...
8
votes
3answers
6k views

How to best communicate color names to users more clearly

Many times in using general color names in communication, i.e. Red and Green, users are confused when the color is a non-pure form of the color. For Example, in referring to the Red-ish color of the ...
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 ...
0
votes
0answers
45 views

Resources on Distinguishable Colors? [duplicate]

For clarity, this isn't an accessibility question. I want the colors to be distinguishable from each other for differentiating items that will re-occur in a calendar. I'm building an app where ...
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
2answers
753 views

Changing a White Background to…?

I am in the process of creating a website. Currently the website has a solid white background with black text. However, on different monitors the white background can be blinding bright. I have ...
6
votes
4answers
422 views

When to display a link as a previously visited link?

Websites of today contains a variety of links including logo link, global and local navigation links, supplementary or related links, other header links, footer links, inline related links and more. ...
1
vote
3answers
429 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: ...
9
votes
4answers
508 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 ...
5
votes
2answers
189 views

What is the validity of contrast and colours tests?

I just ran a contrast and colour test (using checkmycolours.com in this case) on our corporate site (www.dotblue.net; if you care) and it reports quite some failures. However, I explicitly optimized ...
4
votes
2answers
152 views

Change button for color input modes

I have this SWT widget (color picker) with label: By pressing the star button, color picker field transforms into code field, where you can write code: I am not satisfied with this "star ...
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 ...
5
votes
3answers
488 views

Battery - what percentage range to use for each color?

I need to display battery with 3 colors: green, orange (or yellow?) and red. This device's battery (like iPad, iPhone etc..) with a battery life of up to two days. What percentage range to use for ...
6
votes
7answers
2k 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 ...
2
votes
2answers
157 views

What to present when wrong log in information entered [duplicate]

In my sign in page I made it so that the page doesn't need to reload when the wrong password is typed (similar to Google's). What should happen when the wrong password is typed? Right now I have text ...
18
votes
7answers
1k views

Is it a bad idea to use grey buttons?

Our design team is thinking of using grey secondary buttons on our site. I'm concerned they may appear to be disabled to our users (especially when used with the primary orange buttons). There is a ...
5
votes
2answers
596 views

Is it helpful to colour-code different sections of a website?

A design pattern that's been around for a long time is the tendency to use different colours to demarcate different sections of a website. For example, in the BBC.co.uk website, hover over the main ...
5
votes
1answer
784 views

Are there any colors that should not be used in UI design? [closed]

Are there any colors that should not be used in UI design? Which one(s)? Why?
10
votes
3answers
382 views

Which color swatches best help users filter products?

I'm currently working on a design for a product filter, and one of the attributes will be color. Products will have any of several dozen specific colours, but it makes more sense to give users a ...
4
votes
2answers
387 views

Origin of “big green button”?

I found meme about big green button. When people visit download sites (like software directories, file hosting sites, torrents, etc) after completing reading page title and deciding to download they ...
1
vote
2answers
757 views

Any UX logic for the background colors of iPhone text messages? [closed]

Is there any reasons why the background of iPhone (iOS) text messages is gray (for messages sent from others) and green (sent by myself)?
12
votes
2answers
552 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 ...
5
votes
5answers
238 views

How to visually indicate a change in setting

Suppose I have a settings screen where I have a table with a bunch of rows with checkboxes. For example the default settings are: | Name | Setting | | A | on | | B | off | Then the ...
0
votes
1answer
109 views

Color on text area [closed]

I have a web application that works as a word processor/text editor with a text area for main input. It is designed through CSS. What background color is best to encourage the user to concentrate on ...
4
votes
3answers
149 views

Should I display a “not available” option in my key, even when I know it will never be used

I've got a site which sells lots of different products. Due to the nature of the industry, it is necessary that multiple products can be displayed on screen at the same time. To save space, the ...
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 ...
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, ...