Questions tagged [color]
Questions on the color models, schemes, named colors and color functions supported by Mathematica.
1,227
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Adding an empty circle to this plot, plus changing styles
I cannot find a god solution to highlight the intersection point between these two curves, in the plot I made:
...
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5
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Digits of Pi in colored spiral
In How to make the digits of π go around in a spiral like this?
it is described how to plot pi in a spiralform (in my case as binary number):
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2
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Changing ColorTable on Existing Contour Plots
Context
Recently, Bob Sandheinrich published a very useful code to change interactively colours of a given plot as follows:
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Problems with RegionPlot and Legended
I have a RegionPlot that shows a couple of problems. The first one is that the region that borders the axes is overpassing them, there's a bit of the colour of the region outside the limit of the axes....
3
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Convert black and white pictures into color images
I have a digital image of an old black and white picture. Is it possible, using Mathematica, to convert this old picture into a black and white image? For example:
This transformation was done using ...
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Density Plot Not Printing The Entire Range
I have a density function running on a piecewise function. When I plot the x range for full 0 to 1, the upper right corner color range doesn't print, but it works when I plot the x range for that ...
- 315
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How to produce an Itten color star?
Johannes Itten (1888 - 1967) was a Swiss painter and designer
From 1919 to 1922, Itten taught at the Bauhaus School in Weimar, teaching his students the basics of materials, composition and color. ...
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Modify the color scale in ColorFunction
I'm trying to get the following intensity map with the same style and colors
But the closest I got was using SolarColors in Mathematica
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Creating a 3D Plot with Colored Lines from 2D Data Sets with Color Labels
I got the following table of my data:Amplitudes at each site for different t1-values and energy eigenvalues]1
and I am trying to plot the amplitudes at each site for every t1-value such that a 3Dplot ...
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Problem generating the heat map
I'm trying to generate the following heatmap (Figure 2, page 7 of this article)
The equation I used for the heat map was ($R_{sh}$, equation 52 in the paper)
...
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Linear RGB to Stockman-Sharpe LMS conversion
I'm working on a psychophysical project that aims to emulate LMS cone responses accurately. My final goal is to transform linear RGB coordinates to physiologically relevant LMS responses (Stockman ...
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Trouble colorizing a table using grid command
I am trying to colorize rows in a table defined with the Grid command using ItemStyle. I have simplified my problem down to the following. Table["Blue",2] evaluates as the list, {Blue,Blue}. ...
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Can colors be included in strings?
Colors are displayed in output like squares of the corresponding color. Say, if input is Blue, the output will be a blue square.
I would like to use this in a ...
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3
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Curvature of a Klein bottle
1. Problem statement
An old answer of mine:
Computing Gaussian curvature shows how to color parametric curves
and surfaces according to their curvature. However, the methods used there will fail for ...
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3
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2
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215
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How to sort a list of colours and assign it to four categories?
I have a list of colours with RGB values like this :
...
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How to color specific faces of a polyhedron?
The following code helps me draw a polyhedron. I would like to color each triangular face in red and make the edges of the polyhedron thicker. I've looked at the post, but I'm still not sure how to ...
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How to emulate the curves and color of the video? [closed]
I found this animation on the internet, it is part of a joke, but I was intrigued by how the video can be emulated with the colors and the curve proposed in the video.The video talks about neural ...
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How to change FeynArts Paint style settings?
I'm a Mathematica stylesheet enthusiast. I love using beautiful stylesheet instead of the default one, such as Dracular. I'm also a physics researcher on scattering amplitudes, which forces me to use ...
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Assign BoundaryStyle to more than one region in Region Plot using a theme
Consider the minimal example
RegionPlot[{x^2 < y^3 + 1, y^2 < x^3 + 1}, {x, -2, 5}, {y, -2, 5}]
Then I can use
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2
answers
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Restrict the background colour in a ParametricPlot region
I am trying to plot this diagram, distinguished into three separate regions by the white curve. The code that I used for this purpose is provided below:
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- 899
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1
answer
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Okhsl colour space
I am trying to recreate the Okhsl colour space from here. Below are the hue-saturation plots desired:
I can create something similar (code adapted from here) with
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- 8,152
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1
answer
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Heatmap resolution issues
I am trying to plot a heatmap from the following code. I have a problem where the colour seems to stop before reaching the corners. Please can someone help me to make the colour run all the way to the ...
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How could I customize ColorRules or ColorFunction in MatrixPlot?
Hello and have a nice day!
I need to make MatrixPlot for some data. Here you can find a notebook with preprocessing raw data and some functions from below text.
I want all "Inf" values to be ...
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2
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How to make the same color scale range for all plots?
I would like to make a density plot of a function: $f=B(r^2+z^2)sin^2z$ for some range of parameter B. The color scale for each graph has a different value. For instance, for $B=5: f=600$ is white ...
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How to fill with color the space between plotted points?
In this program I am rotating a rhombus about the origin, in a normed non-Euclidean flat metric space :
$ ||x||_n =(|x_1| {}^n+|x_2| {}^n){}^{1/n} $ , with $ n=\frac{1}{3} $
The rotation preserves ...
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How to access the index of a list for the colorfunction of a listplot?
From the documentation of ListPlot,
ListPlot[Table[Style[{Cos[t], Sin[2 t]}, Hue[t/(2 Pi)]], {t, 0, 2
Pi, Pi/20}],PlotStyle -> PointSize[Medium]]
Varies the ...
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3
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I want to plot the solution with different values of S, How is it?
I was solving an ordinary non-linear differential equation of the fourth order in the picture attached
to the following code:
...
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1
answer
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How to change the plot style of several curves, in this manipulate box?
I'm sure this is very easy, but I'm currently unable to make it to work properly. I just need to give different colors and style to the three curves shown in this manipulate box:
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- 3,959
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68
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Smooth color gradient with ColorFunction (pdf export)
I wanted to plot a 2d curve (a function of the variable $k$) whose color intensity should be given by another function of $k$. This is the code:
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7
votes
3
answers
254
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Makes AxesStyles multiple colors
I'm aware you can change the axis of a Plot to be one color with AxesStyles, but how do I make it so one axis is more than one color?
Specifically, I would like to make both axes of a 2D plot the ...
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How to color the vertices of a graph so no adjacent vertices have the same color?
How can I color the vertices of a graph so that no pair of adjacent vertices share the same color? The function FindVertexColoring can be used for this.
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How to standardize the color-coding of several 3D and contour plots
I am building a series of images containing of pairs {ListPlot3D, ListContourPlot}. Each pair I build of the same data. Different pairs are built using different lists. Each list consists of triples ...
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Plot Color Discontinuous with Legend
Im working on a project that simulates the temperature distribution within a material. Right now I have multiple plots using the ColorFunction -> "TemperatureMap" and a legend on the side....
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Coloring a ParametricPlot3D with a custom color function [closed]
I am plotting a trajectory $\left(x(t),y(t),z(t)\right)$ as a ParametricPlot3D and want to assign the value of another function $C(x,y,z)$ as the color this parametric plot at point $\left(x,y,z\right)...
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How do I get such colorful plots with bar legends colored like this?
Each line in this plot is for the same equation with different values of a parameter $\beta$; the range of $\beta$ is shown in the lines plotted and the bar legend. I want to know how to create such ...
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Getting hue correct in a complex argument plot [duplicate]
I'm trying to generate a picture of the phase of a complex function defined on a rectangle. I'm using Hue (which is cyclic) and DensityPlot, but it's leaving out certain "corners" of the ...
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How to export the data of a contour plot from Wolfram Mathematica?
I want to export the data of a contour plot that I made in Mathematica to graph it in another program. But when export the .dat, in which I want 3 columns to make the contour plot, it exports more ...
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Coloring Vector if it points at (0,0,0) or (1,1,1)
I'm trying to plot a 3D vector field on a cubic space between [0,1]. I wanted to color the vectors based on their direction, where if they point towards (0,0,0) or the closer corners (1,0,0), (0,1,0), ...
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answer
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BarLegend inconsistent with DensityPlot colors
In this post, 2D transient heat equation solution, @Alex Trounev helped me, in setting up a 2D simulation of a heat transfer problem where multiple materials are involved. The code is here:
...
- 1,271
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2
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Customizing BarLegend for Missing[ ] data
My apologies if something similar has been asked, I could not find a question on the same issue. I have created the following colour map (heat map) using a toy sample with ...
- 1,320
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Calculating luminance in $\rm{cd/m^2}$
Let's say I have an image of the following transparent material through which light is passing,
I want to calculate the luminance in units of $\rm{cd/m^2}$.
What I did is
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Colored plot with Wolfram Mathematica
I saw this image thus I guess that it is possible to color some regions in a plot. What kind of command can I use to have a similar plot?
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Color coding a parametric plot based on given conditions
This question is based on the answers provided here and here. Basically, I have the following Mathematica code to calculate the Lyapunov exponents as a function of Temperature:
...
- 899
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Fill rainbow along vertical axis
Plot[x^2, {x, -2, 2}, Filling -> {1 -> Top},
FillingStyle -> Automatic,
ColorFunction -> {Function[{x, y}, ColorData["Rainbow"][4 y]]}]
...
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DensityPlot with 4 region. Help please!
How to write a function in Wolfram Mathematica that returns the values 0,1,2,3 in random order and draw a diagram for it as shown in the picture using the DensityPlot function. Help please!!
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ColorFunction for StreamPlot
I would like to color all lines witch have a positive vertical component in red and the other in blue. How can I do that?
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how to get this view in math,(always appear like this)
How do I make math look like this forever?
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Normalizing the Range for the Color Scheme and Legend of Contour Plots
I have the below codes to create contour two plots that I then merge together to show at the same time. They are from mesh maps of above and below a dam so i cannot make the contour plots together or ...
