# Tagged Questions

Questions on the color models, schemes, named colors and color functions supported by Mathematica.

114 views

### Odd colourization for FourierParameters. UI bug?

The Mathematica UI colourizes the FourierParameters in the following ...
472 views

### Colors for multiple piecewise functions

I have the following $3$ piecewise functions, and I would like that f1, f2 and f3 have $3$ ...
4k views

### Logarithmic scale in a DensityPlot and its legend

I was recently faced with the task of creating a DensityPlot with a logarithmic colour scale, and with providing it with an appropriate legend. Since I could not find any resources to this effect on ...
500 views

### How to color ParametricPlot3D based on the parameter?

I have a set of ODEs I am solving, and then plotting (several) trajectories of in ParametricPlot3D. I want to have a color of each plot reflect the time (i.e. the Parameter) at that point. I tried ...
255 views

### Buttons Which Change Color, Each Time Pressed [closed]

I need to have 100 buttons, which their color is defined by the parity of number of times they are pressed: If they're pressed an even number of times their color is blue, and otherwise red. I don't ...
470 views

### Fill circle layers with colors according to read values from a plotted curve

I want to read (temperature) values from plotted (cooling) curves and visualize them in layered circles. I have an example made manually for clarification: 3 plotted curves, at certain time steps ...
677 views

### How to find a specific color in one picture?

In a picture, there are many different colors. How can I just want to find the position of one color. In the following picture, if I would like to find the coordinates of the position of blue, how can ...
120 views

### Frontend coloring of Table[x, {x, 0, x}]

I have a small question about how the Mathematica frontend colours in the variables that appear in (wrongly written) iterators. More specifically, I'm intrigued by the colour of the third ...
395 views

### My black text isn't black after exporting to PDF

Consider any standard plot, with true CMYK black text: ...
251 views

### How can I mix colors?

As far as I know if you combine Blue and Green the result is Cyan (using additive mixing). ...
185 views

### Remove overlapping red and green color

How to remove overlapping red and green color regions, leaving only red ones?
254 views

### Gradually coloring edges in terms of their vertices colors

In order to color Edges in a Graph after applying a function such as VertexDegree I did the ...
699 views

### Invert Colors Stylesheet White on Black

There have been a couple studies done that showed that white text on a black background increase recall of data. Although this is certainly debatable how might I invert the colors of Notebook font ...
224 views

### Adding labels on ArrayPlot and coloring rows

I need to add lables on the right from ArrayPlot for each row and color the black square of each row depending on values from two list. Color list has a numbers in some range and should be mapped ...
1k views

### Want more vibrant colors in plots

Is it possible to create plots that have vibrant colors like those I create in Python? For instance, take this thread function returning 0 where I used rainbow and here is the temperature gradient: ...
784 views

### Adjusting Density Plot Color Function for Diffraction Simulation

I'm trying to simulate Fraunhofer diffraction by a single slit using DensityPlot I run the code: ...
786 views

### Coloring vertices using GraphPlot

I have the following problem: I used GraphPlot to plot my adjacency matrix. I divided my nodes in three groups: ...
762 views

### Compiling ColorFunction for faster complex phase-amplitude plots

I have gotten into the habit of plotting complex-valued functions on a plane using a color-function along the lines of Function[{z}, Hue[Arg[z]/(2 π), 1, Abs[z]]]. ...
309 views

### CMYK colours changing

If I draw a coloured diagram like Graphics[{CMYKColor[0, 0.83, 1, 0], Rectangle[{0, 0}], CMYKColor[1, 0, 0, 0], Rectangle[{0.5, 0.5}]}] and select the red ...
446 views

### Color Histogram3D by Bin Location

I am using a Histogram3D plot to view the correlation of the R & G of an RGB image. Naturally, I want the bins to have a color corresponding to their $x$, $y$ (...
152 views

### Show Simplified Directives [closed]

Is there a way to force Mathematica to convert an already rendered Graphic to the simplified Directive form of that Graphic. Background: I am currently editing Graphics using Drawing Tools and then ...
1k views

### How can I convert colors to grayscale?

I want to change the above colored plot into a grayscale plot. I have tried this: CCGray[pic_?ImageQ] := Module[{}, ColorConvert[pic, "GrayScale"]]; but it doesn'...
292 views

### Filling using colors rendered corresponding to the difference between two curves

Suppose there are two curves f1[x] and f2[x], and we want to fill the area between them using colors corresponding to the vaule ...
202 views

### How to keep front and back colors of Polygon in Graphics3D same all the time [duplicate]

I want the same face color for a 3D Polygon when viewed from front or back or from any angle. i.e. I want the color not changed under any conditions. Front and back....
211 views

### CMYK colour using Drawing Tools

I'd like to use the Drawing Tools palette to draw objects in CMYK colour. The only way I seem able to change the colours of these objects is to use the window shown below. Edit Is there a way to ...
174 views

### Time ColorFunction

I have the following data ...
338 views

### How do I interpolate a set of points with colour varying along the curve?

I have a table with 3 columns - x position, y-position and colour. I'd like to plot these points and join them with line segments, where the colour of the line segment is determined by 3rd variable. e....
249 views

### Image's pixels GPU colour classes splitting

How can I split in color classes, the pixels of an image that I load in Mathematica? I would an output like this: ...
150 views

### Why are the two shades of the same color in this figure?

Given $S \subseteq \mathbb{C}$ I am trying to plot $f(S)$ for given complex valued function $f$ Looking at other answers on this site for similar questions, I came up with this ...
221 views

### Using two color functions in a MatrixPlot

I'm trying to use two color functions within one MatrixPlot in Mathematica. Is it possible to do this? For example, using a very simple matrix: ...
930 views

### Blend code for built-in ColorData schemes

Hi I want to get a blend similar to "SunsetColors". To make those slight modifications, I would like to know the precise blend of that color scheme. My try: <...
276 views

### Change the colour of a ListPlot element in each iteration of Manipulate

I would like to modify the colour of dots in a ListPlot[Table[function]], e.g ...
629 views

### Color of a plane in Contourplot3D

I have the following code example: ...
304 views

### How can I detect and modify one area of an image while preserving the rest

I have an image with a big black disk bounded by a white boundary in its center. The image contains some other stuff outside of the spot and its boundary. This stuff has colors which include both ...
6k views

### How to convert rgb to YCbCr?

I looked at ColorConvert, but haven't found a relevant option. Is there a built-in function do this?
225 views

### ListDensityPlot controlling the number of colors

Is there a way to set the number of colors used in ListDensityPlot. I am using "Rainbow" as follows: ...
185 views

### Color Blend in BezierCurve

How can I color a BezierCurve from Red into Green just as ...
255 views

### Can I apply a ColorFunction to FaceGrids, or otherwise have FaceGrids with varying color?

I want to make a 3d plot with FaceGrids with a certain color scheme. Specifically, I'd like them to be one color below a diagonal line, and a different color above ...
442 views

### Filling a plotted line both below and above the line

I'm relatively new to Mathematica. I tried looking for a solution online but couldn't find anything. I want to fill a plotted line both above the line (one color) and below (another color). For ...
212 views

### CMYK colours in a graph template

Hi I'm trying to put together a graphing template. Unfortunately, my arrowheads are a different colour than my functions when the graph is exported to something like a PDF. Is there a way I can ...
3k views

### Is it possible to style multiple Plot or ListPlot curves using a color gradient?

I am using Mathematica 8. In Mathematica, there is a default PlotStyle coloring in Plot and ...
1k views

### What is the default ColorFunction for 3D plots?

This should be a really simple question, but it isn't in the documentation for some perverse reason. I like the default ColorFunction that Mathematica uses for <...
550 views

### Color scheme used by Colorize?

The Colorize function is often used to display the results produced by MorphologicalComponents: ...
253 views

### Modified Cell Different Display

Is there a way to show maybe a slightly different color, or change the cell bracketing color of a Mathematica cell when it has been modified? Ideally it would be nice to follow the standard of ...
360 views

...
1k views

### PlotStyle in ListPlot: change color scheme, manually choose color of first plot

Say i have this data: data1 = Map[Cos, Range[0, 20]]; data2 = Map[Sin, Range[0, 20]]; And i want to plot data1 in gray and a ...
502 views

### Coloring a shape according to a function

I would like to create a $2D$ shape, say an ellipse, where each point in the ellipse is colored according a RGB function, so at point ...
319 views

### Subset of edges with a different color

I want to color a subset of the edges of my graph with a different color. My graph currently has a large number of edges, so the following is just a toy example ...