Questions tagged [color]
Questions on the color models, schemes, named colors and color functions supported by Mathematica.
893
questions
1
vote
1answer
66 views
1
vote
0answers
23 views
1
vote
1answer
40 views
How can I give different colors to each ListLinePlot combined with Show[]
I tried to assign different colors for each ListLinePlot combined with Show, but none of the things I tried with ...
0
votes
0answers
30 views
How can I make plasma colorfunction for my density plot [duplicate]
I want to create a density plot in mathemtica and I want to use "Plasma" colormap which is given here (like Yellow corresponds to 0 and Purple corresponds to 1)
https://image.slidesharecdn.com/...
2
votes
1answer
39 views
ColorFunction-> Distance to specific Point (Mean)
Good Day to you,
I am trying to plot points in a ListPlot/ListPointPlot3D with a ColorFunktion representing the distance to a given point (in my case the Mean point of the data).
I have tried this, ...
4
votes
3answers
228 views
Separate the luminance from the chrominance in an image
My goal is to separate a full-color image into its luminance and chrominance ("color") components and display them as two images: 1) a black and white image (for the luminance) and 2) a color image (...
1
vote
0answers
27 views
What is the default Color Gradient used by ContourPlot? [duplicate]
What ColorFunction does ContourPlot use by default --- that is, what does "Automatic" mean as the value for that option? The "Density and Contour Plots" tutorial says:
By default, the color ...
3
votes
2answers
98 views
How can I change the label background color in TabView?
When I go to the web page, https://reference.wolfram.com/language/ref/TabView.html, giving the description of TabView, the example displays as follows:
Note that the background for the label is blue. ...
2
votes
1answer
63 views
5
votes
2answers
225 views
Adding a bar legend to a 3D plot indicating surface curvature by color
I want to color surfaces according to its Gaussian curvature, but the color bar is not consistent with the color.
How can I improve it?
Color a HyperbolicParaboloid according to its Gaussian ...
7
votes
2answers
127 views
2
votes
0answers
24 views
Preserving ColorFunction when exporting 3D density plot? [closed]
I am trying to produce a 3D density plot from a set of points. Minimal code to generate a similar set of points and plot is
...
2
votes
1answer
49 views
How to create a multicolored string? [duplicate]
I'm interested in displaying a string composed from sub-strings of different colors.
Mathematica allows one to create a list comprising sub-strings of different colors, for example
...
1
vote
0answers
34 views
How to map 2D coordinates to a unique colour (i.e. 2D colormap)?
Colourmaps in Mathematica usually map a single value with a colour.
Are there 2-dimensional colourmaps available where one can map 2d coordinates to a unique colour? (i.e. in a way that coordinates ...
1
vote
0answers
44 views
Vector Color function usage
Can anyone explain why there is a difference between following plots:
...
1
vote
1answer
58 views
How to merge a polar plot, histogram and density colour values?
I am trying to get direction data into an histogram a circular one. Something like this:
...
3
votes
2answers
130 views
Different colours for different sectors of piecewise function
I have some lines of code that generate numerical solutions to equations. Then I want to combine two of these in a piecewise function. The way I did it is the following -lf1[r] and lf4[r] are the ...
5
votes
0answers
97 views
plot and sum colors of the common region in hyper-graph?
For the two complex weighted hypergraphs {$G_{1}: w1$ for edge $(d_{1},d_{2})$; $G_{1}: w2$ for edge ($d_{1},d_{3}$) } sharing one vertex $d_{1}$, I use different color for the complex angle and ...
0
votes
0answers
23 views
How to set the font size and back ground colour of the editor in Mathematica permanently [duplicate]
Every time when I choose a new untitled notebook I have to manually go to format and set size, background color and face of the text. How to make these changes permanently so that whenever I open a ...
3
votes
1answer
42 views
Why do ColorSeparate and ColorConvert give slightly different output?
Consider the following test code:
...
6
votes
2answers
356 views
How does one splice together parts of two 3D density plots, without changing the original colors?
How does one splice together the t=0 to 59 part of the first plot with the t=59 to 60 part of the second plot, without changing the original colors of either plot? I have spent hours looking for an ...
4
votes
3answers
250 views
How can I get a “RedLevel” instead of GrayLevel when drawing a densityplot?
I was trying different colorfunctions, but don't get the RedLevel like the picture as follow:
My picture is like this, a greylevel one.
4
votes
1answer
78 views
BarChart and ColorFunction
There are really two questions. The first is: how does one get BarChart to generate x coordinates. That is, ListPlot takes a list of pairs, but ...
8
votes
1answer
189 views
ColorFunction doesn't work with custom PlotMarkers
Bug introduced in 10.3.0 and persisting through 12.0 or later
This works:
...
1
vote
1answer
46 views
Different colors for each curve in a Plot[Table[],{}] [duplicate]
I'd like to plot a few curves in a plot but with different colors, like in this code :
...
4
votes
2answers
93 views
How to create a `BarChart[]` with color rules determined from categorical data?
Let's say I have a list of color names (strings), like this:
samples = {{"blue, red, red"}, {"purple, blue, purple"}, {"blue, blue"}};
Then I can plot the ...
5
votes
1answer
147 views
Canceling a color specification
I can get the default colors for one figure (Cuboid), and then color another figure (Sphere), as here:
Graphics3D[
{Cuboid[],
Red, Sphere[]}
]
However, if I ...
2
votes
2answers
117 views
How to plot a function for three variables in 2D plot?
I have a function and want to re-draw its plot for its three variables. Here is my function:
Where X is:
The plot of this function is:
I'm thinking to draw a beautiful plot something like this:
I ...
2
votes
1answer
43 views
How to get the same color for the boundary and the shading in ListContourPlot?
If I specify the ContourShading to be the same color as the Contour they end up being a different color, see the example below.
...
1
vote
0answers
42 views
Match light-shaded colors to plot themes for RegionPlot
I have a problem very similar to the one in the following topic:
Match colors to plot themes. I want to extract the color of a plot for the corresponding legend. However, as I use a RegionPlot I am ...
3
votes
1answer
85 views
How to rescale the colorfunction?
I have a data file which has 3 columns (let's call them x, y, p). Here x and y columns represent the co-ordinates in the 2-d plane while the third column p represent the probability of an event ...
2
votes
1answer
34 views
How can we change the Highlighted elements to a specific color?
edit I don't want highlighting, only font color. Sorry.
I want the Highlighted elements to be Blue Font. I can't understand this suggested previous post.
When I ...
3
votes
1answer
39 views
Can I get a list of RGB colors from a graphics object?
I'm wondering if it is possible to get the list of RGBColor from a plot.
What I mean is simple. Suppose I plot list L with "TemperatureMap":
...
2
votes
1answer
31 views
ColorFunction for LogPlot (and its cousins)
I have a ColorFunction that I use to color a Plot, with the option ...
1
vote
1answer
36 views
BarLegend for custom colour function
How do I change this code so the desired BarLegend is displayed?
...
3
votes
1answer
54 views
Is it possible to plot a function's value along a curve using different color?
I have a curve in 3D space which is green curve in the following picutre
The code for generating the curve is as follows:
...
5
votes
1answer
134 views
Transforming 2D points on to a regular grid or lattice
I have a set of points in 2D generated by doing a DimensionReduce on a list of colors:
...
1
vote
2answers
74 views
Provide a list of colours for the points of ListPlot
I want to colour the points in a ListPlot with a list of colours, i.e. something like
...
4
votes
3answers
103 views
ColorFunction based on array index in ListLinePlot
ColorFunction specifies that for ListLinePlot it takes the $x,y$ data as inputs. I, however, would like to take the array index (...
0
votes
1answer
54 views
Are there better ways to plot a continuous scalar function of three variables?
I am plotting a continuous scalar function of three variables with this code:
...
0
votes
1answer
69 views
Change a formula [closed]
have a program consisting of a database of colors in L-a-b format. I want a formula to obtain the desired color by mixing different amounts of colors that are in the database.
For example: I want ...
2
votes
1answer
36 views
How to match value coloring in Plot3d to value coloring of legend
In a Plot3D I want to change the displayed value range, see the following example.
The function generates the values {-1,1}, they are displayed correctly on the z-axis within {-2, 2}, but the color ...
1
vote
1answer
46 views
Filling a region in a plot changes color in legend [closed]
I'd like to mark a region in my plot and after some research in the internet I found the solution I was looking for using the Filling option.
...
5
votes
3answers
243 views
Color the polygons in PolyhedronData
What is the simplest method for coloring each polygon face of a polyhedron with a specified color? For instance suppose I have a list of $12$ colors (...
0
votes
0answers
52 views
PlotLegend Colors Missing
I want a PlotLegend with the colors of the graphics.
p4 = Plot[y1[t] /. s1, {t, 0, tmax}, PlotRange -> All, PlotStyle -> {{Gray}}, PlotLegends -> "Y1"];
...
2
votes
2answers
72 views
How can I plot a matrix with a two-dimensional color scheme?
Plotting a matrix with colors depending on the value of each entry is straightforward,
...
4
votes
1answer
72 views
Scaling contour plot colors over several orders of magnitude
I have this contour plot that has values ranging from ~0.01 to ~100, however, there aren't distinct colors between every order of magnitude. I've tried putting a Log scale on the ...
1
vote
1answer
32 views
Plot: line colors when using assumptions
I want to vary a parameter via assumptions in a simple line plot and assign a different line color to each parameter value. Unfortunately all lines are the same color. I also tried to use Evaluate[], ...
0
votes
0answers
21 views
Color of line in ParametricPlot according to indepedent variable
I solve a set of pdes numerically using NDSolve:
...
3
votes
2answers
155 views
Plotting maxima within a simplex
I am trying to draw a particular maximum plot within a simplex. I have functions based on two variables:
Write p,q for the two variables where p,q \geq 0 and p + q \leq 1. This defines the simplex ...
