Questions about the variation of colour and shape in visual elements, text and illustrations, to define difference/sameness.

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17
votes
5answers
4k views

Where can I find a large palette / set of contrasting colors for coloring many datasets on a plot?

I need large set (20 and more) of contrasted and easily visually-distinguishable colors for coloring different datasets on a scientific plot (the set of colors should not include white or black, and ...
15
votes
2answers
2k views

Clearly distinguishable colours for scientific figures

I am looking for pointers on how to pick a set of colours (or a colour gradient) that are clearly distinguishable, for use in scientific figures. Was there any systematic research on this? If yes, ...
6
votes
3answers
934 views

How to calculate the best type colour for a random background colour?

I might need to present content at multiple levels depending on the distance of the observer to a display. Let's say from far away the user perceives a flat colour, but from a close distance the user ...
7
votes
1answer
644 views

Contrast ratio between foreground and background

What is an acceptable contrast ratio between a foreground and its background?
7
votes
1answer
128 views

Is there a metric for “apparent” chroma?

I'm not sure this is the right place to ask, but is anyone aware of a metric for apparent chroma? Now I understand that "chroma" and "chrominance" are very overloaded terms, so to clarify, I ...
0
votes
2answers
329 views

design/ display user evaluation state's

Im looking to discuss ideas on how to represent the "evaluation of a user". You the evaluator Users to be evaluated Based on score border around user profile is different color How could this be ...
-1
votes
3answers
186 views

Why is this blurred images not working as a background?

How can I get the picture in the background and add a blur to it so it looks like the example ones? I have tested blur in one of my designs, and it's looks bad x) I wonder if it's the color of the ...