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

learn more… | top users | synonyms

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
165 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
208 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 ...
3
votes
4answers
365 views

Which map background color is best (from the perspective of ergonomics at the workplace)?

Which map background color (white, black, other?) is best from the perspective of ergonomics at the workplace? Certainly aspects play a role such as reflections, tiredness of the eyes, contrast and ...
1
vote
3answers
144 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 ...
4
votes
4answers
324 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 ...
5
votes
6answers
359 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" ...
2
votes
3answers
363 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 ...
0
votes
1answer
193 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
153 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
703 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). ...
9
votes
2answers
355 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: ...
18
votes
4answers
689 views

Dark screens in cars

I am a designer just preparing an app for the "in car" area. Normally we have a bunch of colors to use and we usually use dark colors on a light background. Now our client came up with some question ...
5
votes
4answers
181 views

How to show for user that the link is visited?

Is it good practice to make visited links different color from not visited links? Many browsers make visited links violet. Or is it good to remove underline from visited links if not visited is ...
9
votes
5answers
629 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
47 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
191 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 ...
5
votes
3answers
528 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
160 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 ...
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 ...
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 ...
6
votes
4answers
454 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
394 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
483 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 ...
5
votes
2answers
614 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
156 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
841 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)?
10
votes
4answers
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 ...
5
votes
5answers
242 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
110 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
399 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
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 ...
2
votes
2answers
135 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
124 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
813 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 ...
33
votes
2answers
2k 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 ...
0
votes
4answers
481 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
177 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
366 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 ...
16
votes
5answers
1k 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 ...
-3
votes
3answers
144 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
2k 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
172 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 ...
0
votes
3answers
387 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
133 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
107 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
108 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
383 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). ...
30
votes
6answers
33k 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 ...