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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0answers
54 views

Which color contrast is enough and where is the border between stylish and usable

I'm working with couple colleagues on an app which we want to be very stylish and modern (gradients, cool colors, photos,...). Our designer established this color #3aba90as a background and white ...
0
votes
2answers
103 views

Best color to represent a price decrease or sale? [closed]

I work for a startup in the world of price tracking across multiple retailers. There's an internal debate at the company about color choices that represent a price that has dropped on a product. ...
4
votes
4answers
437 views

What's the best way to represent a number which is over/under a reference?

I work with a resource management web application. I have a grid of numbers (resources forecasts). I need to show in this grid if the numbers are over or under a reference (resources capacities). I ...
2
votes
3answers
65 views

Would it be easier to scan a list of grayscale profile pictures compared to colored?

Our search is giving a list of persons and their profile picture with some additional information, last updated, name & title. As of now, we are grayscaling the profile pictures, with full color ...
1
vote
3answers
77 views

Should the “zebra striping” data grid set-order column be highlighted, or is it enough that little arrow?

[For PC applications (desktop and web)] As a common rule, when showing data grids, and sorting data through one of its columns, a little arrow appears on that column (sometimes also, the header ...
13
votes
1answer
352 views

Measuring how easy it is for a humans to distinguish two colors

From looking at the Hex values green "008000" and forestgreen "228b22" seem to be more different from each other than seagreen "2e8b57" and forestgreen "228b22" If simply add up the difference by ...
0
votes
1answer
53 views

How to color curves in a Timeseries Chart?

I have a realtime timeseries chart which should show a variety of values. To make it mor clear: It should contain values for a solar park. Therefore I have stuff like Voltage, Current, Power (absolute ...
0
votes
4answers
58 views

Slightly dark frame on light content versus light frame on slightly dark content

I have a text area, and need to make its background color different from the surrounding background (frame, which has other object in it) color. I do not want to make their colors too different, so ...
1
vote
5answers
173 views

Basic color scheme for great readability

Are there any good recommendations for web site color scheme that provide good readability e.g. body text color (body) main heading color (h1) sub heading color(h2, h3 etc) background color border ...
1
vote
1answer
175 views

New Android UI color palette docs, don't understand some colors names (A100, A200…)

About color palette: Android UI Color Palette What are the color starting with 'A' (A100, A200)?
5
votes
2answers
174 views

How should you create simple, color-coded graphics for color-blind people when the graphics are particularly thin?

I'm starting to make a Flash puzzle game, and I started thinking about how to implement a color-blind mode. (I know there's a game development SE, but this is a user experience question.) To keep it ...
0
votes
1answer
51 views

ux color combinations [duplicate]

is there a library/blog/sites that list some sleek/modern color combinations ? It is hard to find any resources. Finding patterns of ux components is easy but color combinations are hard.
3
votes
3answers
167 views

Why hover colors are often inverted

Recently I see more and more websites using color invertion as a hover visualization. For me it's really annoying as I usually start to read the first few words and than hover over the line to have a ...
1
vote
3answers
45 views

In a map routing application, what colors should the start and end point have?

We're designing a map applications that allows you to set starting and ending points to plan a route and we're not sure which colors to associate with the two markers. This is what we've got so far, ...
5
votes
4answers
576 views

What are good contrast colors for a GUI application

I am developing a GUI desktop application using wxPython. It is not a website or any web application. I have four boxes in my GUI. I want them to be distinct. Of course They have a different ...
26
votes
9answers
4k views

Dark on Light or Light on Dark? [duplicate]

For a very technical site documenting code, sharing code snippets, and documentation, I have been told that using dark fonts on light backgrounds is recommended for people being able to read the ...
14
votes
2answers
758 views

Why print the text of a color name in that color?

The other day I was driving behind a bus and it had a sign on the back that read "This vehicle does not turn on red" and the word "red" was colored red while the other text was black. Is there an ...
1
vote
2answers
170 views

Should we use form button color to indicate task outcome?

I work in large company and We are building our UX guidelines for new applications. We have lots of legacy LOB applications with workflows that assign tasks to humans. Some of them are simple tasks ...
47
votes
5answers
6k views

Why is blue used as a background color to indicate no signal?

To my knowledge most projectors' "No Signal" screen uses a blue background: This might also apply to the legendary Blue Screen of Death So why is blue the color of choice for such error ...
0
votes
3answers
174 views

Website theme change checklist

We are now changing the current UI to the new look, by just changing the font/logo and some graphical images. Current Site Looks like Generally i am trying to put all the changes in the document ...
0
votes
0answers
62 views

why do nearly all website use gray text instead of true black? [duplicate]

Why do most websites (including this one) use gray text (e.g. #333333) instead of black (e.g. #000000)? Is it to prevent eye strain? Wouldn't true black offer better contrast, particularly for those ...
0
votes
2answers
74 views

Should color only be used to indicate interactivity and state?

I'm looking for the best practices of the use of color for elements in a responsive design which will be used on both desktops and mobile devices. I feel like there are three spectrums of thoughts: ...
7
votes
2answers
782 views

Colourblindness in design

I'm doing a little research to see how many people are affected by colourblindness to see if it is useful for our company to put some extra attention into our designs for those who are colourblind. ...
18
votes
11answers
3k views

Is red an acceptable colour for a submit button on a form for a purchase or booking?

I have been drafted in to provide UX feedback on a recently completed website. One point I made was that red was not a suitable colour for a positive action, i.e. completing a form. The reply cited ...
0
votes
2answers
77 views

Is there any science way to find out the suitable contrast for text and background colour?

Here is the four text with different level of grey: As you can see, the first line is very difficult to read, and the last one is the best to read. So, is there any science number behind this ...
1
vote
1answer
163 views

Designing the UI of a chrome extension's popup

I just built a chrome extension for my college. It helps students know their total marks and % without manually adding their marks. The user doesn't interact with the popup. He only watches the ...
0
votes
2answers
81 views

Use of color for YouTube voting buttons

I am try to learn good UI design and have been looking through examples like YouTube to see how and why they do things. The design behind the voting buttons is confusing me. When the up vote button ...
1
vote
2answers
220 views

iOS Color Picker User Experience

I'm creating an iOS game that allows the user to customize different parts of the main character with a color picker of three sliders. I'm wondering which would be better for the user experience, HSB ...
0
votes
1answer
162 views

Why does Google Spreadsheet not use the same colors on each computer when collaborating? [closed]

When you collaborate on a Google Spreadsheet, you find yourself speaking of other collaborators with their color (the blue one, the red one, the green one, ...), however, the colors do not match ...
3
votes
1answer
250 views

How does Windows 7 Aero taskbar determine button hover-state background colour [closed]

This has intrigued me for quite some time. Does anyone know the algorithm Windows 7 Aero uses to determine the colour to use as the mouse-tracking hover highlight on taskbar buttons for ...
2
votes
4answers
98 views

Is there an established gradient of colors reflecting completeness of a form?

We have a grid of lines, each of which needs all fields to be input and valid before becoming eligible to submit. There are a few states before reaching elibigility, and i'd like to indicate via the ...
0
votes
1answer
104 views

Dark on light versus light on dark for command line and development tools

I've been reading the very useful information in these two threads: Dark or white color theme is better for the eyes What are the negative and positive aspects of dark color scheme I understand ...
8
votes
5answers
8k views

Dark or white color theme is better for the eyes? [duplicate]

This is not a programming question, but it concerns the programmer itself. So I don't know if it really belongs on this site. But my question is: what is better for the eyes, a dark color theme or a ...
0
votes
1answer
315 views

Should Income and Expense in money management app be red or green?

I'm designing a money management app, and I'm curious what does people react to the color red and green. Incomes should be displayed green or red? And expenses?
4
votes
1answer
179 views

How much darker should yellow be get the same contrast as other colors?

By how much should the color yellow be darkened to get the same contrast values as other colors displayed on a computer screen? This is something that i would do by sight, but i was wondering if ...
2
votes
2answers
194 views

Why is red associated to greatness in some websites?

I have been lately wondering why some websites who rank products associate the red colour to being good and green with being bad. Isn't red usually associated to danger or to something you want to ...
3
votes
1answer
158 views

Studies about yellow increasing readership of technical materials?

I have read contradictory opinions on this topics. In general it is thought that yellow is an intellectual color. The problem is that most of the "studies" seem very pseudo-scientific. Some point out ...
1
vote
4answers
181 views

Is it possible to imitate sunset and -rise? [closed]

I reformulated my question entirely. So here we go again ;-) Lets say my goal is to imitate (parts of) the "sunset/sunrise happening" with or within a digital device. I want to transport that feeling ...
3
votes
1answer
134 views

Good colors to indicate presence (in/out)

I'm designing an app that allows people to indicate if they are in or out of the office. When they change state, I'm showing a pop-up screen with an in icon or an out icon. Currently the background ...
3
votes
4answers
246 views

On TV, when you see an infomercial, why do they use jarring colors?

When you see an infomercial "buy now" type commercial on TV, they always use the jarring contrast of big yellow font on a blue background with a small viewport of video displaying the product. Does ...
3
votes
3answers
239 views

Allow users to change text and background color in my web app?

Background: I'm building a basic web app that's targeted toward (wait for it) academics. The app is entirely text-driven, and will not involve any images. It will incorporate some databases and longer ...
1
vote
2answers
87 views

From an accessibility perspective, is it alright to use blue text for headings?

Since most people associate blue words/phrases on a webpage with hyperlinks, I know it's a bad idea to use blue text to provide emphasis on a word or phrase within a paragraph. However, does the same ...
2
votes
3answers
115 views

How to improve calendar event containment?

I'm using FullCalendar on a project where users primarily have a single event that lasts multiple days or weeks, with multiple other events scattered throughout. I've had a handfull of users say that ...
2
votes
3answers
121 views

Color Combination

I am trying to create a webpage and I don't know much about UX. I am quite confused about the colour combination of text. Like here(in the picture) I used two different colours for the Title and Tag ...
1
vote
3answers
132 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
467 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
277 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 ...
1
vote
4answers
812 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
201 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. ...
2
votes
1answer
159 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 ...