Questions tagged [color-perception]

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6 votes
3 answers
764 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 ...
Mervin's user avatar
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4 votes
4 answers
5k views

Mobile Chat UI - Color of the bubbles

I'm wondering why in most mobile chats the message I write has a color background and white text (example: blue background and white text, like facebook) and the response is on grey background with ...
Jaime De Ascanio's user avatar
21 votes
6 answers
4k views

Is a grayscale bar a bad way of showing temperature?

In my office there is an air conditioning unit that has a knob that adjusts the temperature with a grayscale bar with the shades getting darker from left to right above it but no other indication (...
CFdV's user avatar
  • 313
14 votes
6 answers
13k views

How to measure the contrast between any given color and white?

When displaying white text on a colored background, I guess that the text is more-or-less legible depending on some kind of contrast between that color and white. My question is, is there a formula to ...
ChrisW's user avatar
  • 286
9 votes
7 answers
2k views

Is it wrong to have your primary actions in red?

We're using red as the colour for primary Actions. This can be in the form of a button. In terms of usability, what are the downsides. Are there any upsides at all? An example for using red coloured ...
Julian Krispel-Samsel's user avatar
9 votes
3 answers
11k views

Grey versus white background for ease of use and readability/legibility

Many websites by default use a white background for maximum contrast (with black text) so I am wondering if there is a case for a very light grey background to be used instead because it comes up as ...
Michael Lai's user avatar
  • 26.8k
6 votes
1 answer
3k 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 ...
jan's user avatar
  • 163
4 votes
2 answers
3k views

Reason that most (business) applications have a blue theme?

Most applications use blue as their central color, particularly business applications (e.g. Windows uses blue in most of it's chrome). I am being pushed to use purple throughout our current ...
SturmUndDrang's user avatar
1 vote
2 answers
114 views

How can I find a color scheme that is appropriate for color blind persons?

I need to highlight an item in a toolbar with a color that is distinct from other colors that are already present. This accent color will be used in any currently selected item, row, or other item ...
makerofthings7's user avatar