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

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12
votes
8answers
1k 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 ...
0
votes
0answers
48 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 ...
5
votes
2answers
215 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 ...
7
votes
3answers
992 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 ...
2
votes
2answers
187 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 ...
41
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 ...
19
votes
7answers
2k 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 ...
8
votes
4answers
688 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. ...
10
votes
3answers
470 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 ...
6
votes
6answers
687 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 ...
6
votes
2answers
928 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 ...
4
votes
2answers
180 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 ...
1
vote
2answers
1k 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
4answers
12k 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 ...
5
votes
5answers
313 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
113 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
2answers
461 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 ...
4
votes
3answers
155 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 ...
2
votes
2answers
151 views

Does a text editor on a dark interface need to use a black page?

I'm doing a dark interface for a program that includes a text editor. While the program uses different shades of dark grey and blue, my main "page" is currently white. This is positive because: The ...
3
votes
1answer
149 views

Best way to add extra information to a log table?

In a web application, I've just added a log tables that displays chronologicaly the last events that are monitored by the application. Those events are of two main types: inputs and outputs. In ...
6
votes
2answers
1k 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 ...
37
votes
2answers
3k views

What rules does Google use to make a button gray, blue, or red on their sites?

This has been an elusive topic, and I haven't yet been able to form my own conclusion about what Google's reasoning is to make a given button blue, red, or gray, given their latest design ethos. Take ...
3
votes
4answers
732 views

Should we risk using colors other than blue in Web apps?

Trends: New Colors (we’re looking at you, #00A0D1) If there’s one thing that’s been stagnant in the design community, it’s the originality with colors. Sixty percent of the applications on my ...
1
vote
1answer
204 views

Color schemes for text ads

What are the most effective color schemes for text ads? Google's default is blue for headlines, black for body texts and green for links. The Norwegian Color Empire gave the "Color of the year" award ...
6
votes
8answers
470 views

Alternative to color code in table cell

I am currently redesigning an LOB application that makes use of color coding in tables to 'categorize' each row of data. For instance, in the picture above, the 'St' column (which stands for ...
23
votes
5answers
2k views

Should a multinational website background color be a conscious choice?

We know that colors represent different things in different cultures, and selecting the wrong color can have unexpected and unwanted effect on how we present our organization. Gaming sites such as ...
-2
votes
3answers
151 views

how to get the colors list of a website? [closed]

how to get the colors list of a website? sometimes I see some beautiful website, they are colored view look,I want to anylize what colors is it used.then record color to photoshop for mysef later ...
16
votes
6answers
4k views

Monitors display more colors than human eye can distinguish

The human eye can differentiate about 10 million colors. A 24-bit display mode can produce about 16 million. Why, then, do operating systems have 32-bit and higher display modes if the apparent ...
3
votes
3answers
200 views

What's a good modification/alternative to differentiating categories by colour when the number of categories grows large?

We have an application in which users carry out similar tasks on different types of reports. As such, the user's first interaction with the app is to select a Report Type. To make it easy to tell at a ...
1
vote
3answers
602 views

Form validation and 'Save' button color

I'm displaying input validations on my form with a (!) (a white exclamation sign inside a red circle). Is it ok to make the Save button red (not as violently red as the circle, but some soft red ...
3
votes
3answers
152 views

Appropriate color for updated row data

I have a digital signage app that displays flight information. In shows data in rows like you see at pretty much every airport in the world. Text is white on black, row background alternates ...
1
vote
3answers
110 views

Different colors on different screens [closed]

I'm making a background image for a PDF document. I have just realized that the same jpeg background looks really different (different colors) on different screens. Is there a way to avoid this huge ...
2
votes
1answer
131 views

Colour status notification for admin

I have to design , a website for a inventory storage firm. The items that are displayed , have three different status 1) In the store 2) Outside 3) Under Process, When user , visits the homepage, ...
3
votes
3answers
458 views

Placement of Buy now/Download buttons

Hello respected UX community, I am working on a new website which will be used to sell a software application, but will also have a free limited version of it (not time limited, but feature limited). ...
39
votes
10answers
60k views

Why are Inverted Colors considered an accessibility feature?

Why is it that in most Operating Systems the "Inverted Colors" display setting is considered an accessibility feature? Both Windows and OS X includes this option so it seems to be a recognized ...
0
votes
1answer
145 views

visually distinguish favorite items and wishlist items [closed]

So I have a list which is a mix of "wishlist" locations that a user wants to visit and "favorite" locations that a user has visited and liked. (physical locations e.g. restaurants, coffee shops, bars) ...
4
votes
2answers
163 views

How can I choose a relative colour scheme for prices?

A client needs a piece of software where he can see what price he should be using for his products. Ideally you would say that an expensive price should be red. It is, after all, a negative ...
2
votes
3answers
327 views

What is the relation of the category/type of a mobile app to its color?

What is the correlation between an app's category (food and drink, social networking, financial, etc.) and the color scheme it uses? Are there any solid, researched-backed reasons behind choosing ...
10
votes
5answers
6k views

Why do most financial apps use a black or dark background?

I was asked today to look into designing a stock monitoring windows 8 application and I was looking around for design ideas when I noticed an interesting trend where it seems like most of these stock ...
1
vote
1answer
324 views

Correlation between number of colors used and brain processing?

A professor once told a class I was in that there is a fixed amount of bits one can process at one time. I've always thought of it as our brains processor speed. This was in a HCI class. He also ...
1
vote
5answers
651 views

Is it better to use a high quality monitor to design web graphics? [closed]

I am doing web graphics for about a year on quite good PVA LCD display. 95% of people who see my websites/banners are watching them on low quality TN displays suited for gaming or laptops. Colors on ...
3
votes
0answers
40 views

How does background,text colors affects user's experience in reading? [duplicate]

Possible Duplicate(s): Choosing a set of colors Is this color readable? What is the best color combination for on screen reading? My QUESTION - How does background and text colors ...
4
votes
3answers
3k views

What are some best practices in picking navigation bar background color? [closed]

I am using twitter bootstrap and I don't like the default dark gray background color for the navbar. So I was thinking of chosing a different color. But being a programmer and not a designer first ...
49
votes
8answers
10k views

Is there a problem with using black text on white backgrounds?

Why do a lot of websites use a text color other than #000000 black when the background is white? For instance, this text will be displayed using a dark grey: .post-text { color: #333; } Have ...
8
votes
3answers
5k views

How to find a color scheme that's also useful when printed in black and white?

I'm looking for a 5 color color-scheme that also useful when printed in black and white, respectively gray scale. The colors should be easily distinguishable from each other. How can i do that?
4
votes
2answers
2k views

What is the difference between WCAG 2 AAA Compliant and WCAG 2 AA Compliant

I use a web app to check my site color contrast. Most of my color (Back/fore ground colors) are OK and I see YES inside textboxes except the one which refers to WCAG 2 AAA. What is it? What is the ...
6
votes
5answers
836 views

Are social media icons as effective when grey-scale?

Social icons may be more noticeable in the header, but they can clutter they navigation. Are social icons as effective in grey-scale? ie. Will users still see them in a group of links if they're not ...
3
votes
3answers
243 views

Marking tasks in red?

There's a list of items, some of them require attention. I'm thinking about using the color red. It used to be used for errors, so red was an unpleasant color. Today we have red notifications on iOS ...
16
votes
10answers
1k views

How much color may a UI have?

I work on a Network management system (NMS) frontend. Basically this app shows a list of alarms, updated in realtime. Such NMS apps already exist in a large variety, but two things they have in ...
11
votes
1answer
2k views

Microsoft Visual Studio 11 - why would they use uppercase in UI?

Microsoft has been very transparent with their updates to Visual Studio 11. It includes a huge change to the UI design of the entire IDE, most notably colour themes, icons and capitlization. In their ...