{color} is about using color in (La)TeX documents. Popular packages are color and xcolor.

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14
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2answers
8k views

Getting the color from a beamer theme?

How do I find out what color a beamer theme uses? In particular, what is the color that the Singapore theme uses? I'd like to grab this color so that I can color my tables with it and remain ...
14
votes
1answer
235 views

Spotcolor bleeds into the surrounding

This question led to a new package: xspotcolor I have a problem using spotcolor package. When using the package for redefining headers, titles, \emph etc. the color bleeds into the ...
14
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4answers
3k views

Why can't I wrap \rowcolor in \only? (Beamer)

See the following minimal example: \documentclass[table]{beamer} \begin{document} \begin{frame}{Boo} \begin{table} \centering \small \begin{tabular}{rcc} \only<1>{\rowcolor{green}}Hey & ...
14
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3answers
1k views

Can I change the font and colour of a letter permanently?

For my lectures, I like to colour the symbols in the equations to make it easier to follow what's going on - a bit like syntax highlighting. So all vector spaces are one colour, all sets another, e ...
14
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2answers
458 views

Creating my first command

I want to create a command that will format code in a certain way. In this case I want code to be italic and red. So instead of doing \textcolor{red}{\textit code} I want to make a function, if you ...
14
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1answer
444 views

\everymath and author color

Consider the following example: \documentclass[11pt]{paper} \usepackage[usenames]{color} \definecolor{foo}{rgb}{0.75,0.0,0.0} \everymath{\color{foo}} \title{something} \author{someone} ...
14
votes
2answers
9k views

Changing style of alert environment in beamer

I would like to specify a background color in the alert environment. I can, for example, use \setbeamercolor{alerted text}{fg=blue} to change the colour of the alterted text to blue, but this ...
14
votes
1answer
3k views

Changing color of already printed text

For making a small quiz in class I am working on a presentation in beamer. I want to change the color of statements to red (wrong statement) or green (right statement) but only after my class ...
14
votes
1answer
413 views

Intersection of 5 ellipses

I would like to fill the intersection of each of my 5 ellisses with the same color (black for example). It works very well with two. But with a third or more, I don't know how to "save" the first ...
14
votes
1answer
638 views

Color gradient filling along a path

I want to make the gradient color to follow the pipe curve below rather than to span from the left to the right. The following MWE shows the default behavior which is not what I'm looking for. ...
14
votes
1answer
476 views

Tikz patterns and cmyk color model

Consider the following example. \documentclass{standalone} \usepackage[cmyk]{xcolor} \usepackage{tikz} \usetikzlibrary{patterns} \begin{document} \begin{tikzpicture} \tracingall \draw [pattern = ...
14
votes
1answer
375 views

Arabic with colored vowels and colored suffix … possible?

is it possible to do this with XelaTex? (Im using texmaker): I already tried some of the suggestions posted here, for instance by using Arabtex. But I wanted to this with arabic type text and not ...
13
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2answers
987 views

How to create Multilevel Colored Boxes using tcolorbox/any other package?

tcolorbox Manual provides the following example: Can anybody please suggest me how to create exactly this type of box - The no. of rows to add must be flexible(It seems that tcolorbox has no option ...
13
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5answers
762 views

LaTeX Tables: Cell value color based on its sign / conditional cell color

I've a long LaTeX document with many tables. Now I want to show negative values in cell in red color. I wonder how to do globally. My MWE is below: \documentclass{article} \begin{document} ...
13
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2answers
1k views

how to create PDF in grayscale mode or TikZ figure only?

how to create PDF in grayscale mode? convert PDF color in PDF grayscale. I need the PDF in grayscale color. Or in TikZ figure only.
13
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3answers
16k views

How to draw a colored framebox without filling the background?

I like to draw a \fbox{..} which is colored. The xcolor package gives \fcolorbox{<frame color>}{<background color>}{<text>} But this forces me to set a background color. I like ...
13
votes
1answer
3k views

Background color gradient for entire document

Is anyone aware if it's possible to change an entire document's background to a fading color? In other words, can you take silver and slowly fade it to white from left to right and have this same ...
13
votes
2answers
1k views

Coloring lines in an algorithm

I am using Beamer for creating a presentation and I am trying to highlight some lines in an algorithm. I am actually using algcompatible. I found a solution here and created a couple of new commands ...
13
votes
1answer
1k views

Listings package: How can I format all numbers?

I want to highlight all the numbers appearing in an input code of a certain program by, for example, coloring them. By numbers I mean integer, rational and floating point numbers. I am trying with the ...
13
votes
2answers
256 views

Recoloring math in an equation in Beamer

I have a presentation with the color for math changed to blue: \setbeamercolor{math text}{fg=black!15!blue} Everything looks nice, until I want to recolor part of an equation: \begin{align*} x\ ...
13
votes
1answer
2k views

pdftooltip from pdfcomment package: Using LaTeX code in tooltip

I work as a Physics teacher and I am writing a "Problem-Solution-Book" with hyperlinks from problems to solutions and backreferencing -- all of it works pretty good. Now I wanted to introduce ...
13
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2answers
2k views

Hyperref: Changing the linkcolor locally in the TOC

I found that the link-color for TOC text is identical to the link-color for Figures and Tables. When I change the color to black in the TOC also the color for Figures/Tables citation etc. is changed. ...
13
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1answer
3k views

How to get a colored box as the header?

I want to produce this particular template in LaTeX. With no page numbering, and rectangles in colours in a a4paper.
13
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1answer
1k views

how to change the color of the rule (vertical line) in twocolumn document?

I'd like to make the rule between the 2 columns very thin. I found that no matter how small of width I made it, the line was not thin enough for my liking (unless I make it zero, then it will ...
13
votes
2answers
1k views

Tables with colored cells and dashed lines

I would like to draw a table with some colored cells and dashed horizontal lines. Here is my first attempt using the colortbl package and the arydshln package: \documentclass[12pt]{article} ...
13
votes
1answer
601 views

How do I force tikz to use CMYK everywhere (also in shadings)?

I'm doing a poster with the baposter which uses tikz and at some point realized that some colors that should be identical are not. It turns out that tikz apparently resorts to RGB color space as soon ...
13
votes
1answer
9k views

How to change white background of an included PDF to transparent

I have an external 100 pages PDF document (not created by pdflatex) that I \includegraphics page-wise into a beamer presentation. The external PDF document employs white as page color, but I need the ...
13
votes
1answer
639 views

duotone PDF files with lualatex

How to provide duotone PDF files for publishers who require it? I have a document with images (graphicx \includegraphics), TikZ diagrams, compiled with lualatex. So, if I understand it right, there ...
13
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1answer
2k views

Problem with multicolumn color tables

edition might be grateful since i don´t know how to name this problem. English is not my native idioms. Also I don't know how to interpret this problem as well on so apologies in advance. I am ...
12
votes
4answers
780 views

No text=none in TikZ?

In TikZ, there are draw=none and fill=none options to turn off stroking and filling operations. However, there doesn't appear to be a corresponding text=none option. If I try \tikz \node[text=none] ...
12
votes
2answers
552 views

Print zeroes in a sparse matrix in a lighter color

For a report I need to print some sparse matrices as full matrices, so that means that there are a lot of zeroes. If I print them in the same color as the meaningful entries, it doesn't look very ...
12
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4answers
3k views

Inkscape → PDF → includegraphics → XeLaTeX → changed colors

I have an SVG file, which I have made/edited with Inkscape. I want to include this image in my thesis. The svg file is here: http://brussense.be/temp/theSVG.svg (because Inkscape uses a non-standard ...
12
votes
4answers
581 views

Colored box around sentences

I want to have a colored box around the text/sentences and its width will be fixed to be 80% of the page width. I tried \fcolorbox but it can't break lines. It is possible to do it with TikZ or is ...
12
votes
3answers
14k views

Change border color of \fbox [duplicate]

Possible Duplicate: Is there an \arrayrulecolor-like command to change the rule color of \fbox? I'm using an \fbox to have a border around a minipage. \fbox{ ...
12
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2answers
3k views

Color entire table

How do I get an entire table to get a background color. I dont mean the indivual cells but the entire table to get a gray shade. Something like this:
12
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2answers
9k views

How to color the font of a single row in a table?

I have a table and I want to make the font color red for just one row (not the background). How do I do that? Here's my table: \begin{tabular}{ l | l l l l } & 1 & 2 & 3 & 4 ...
12
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2answers
4k views

Use xcolor for colored tables in a beamer slide

How can I use a table with alternately colored rows like this in a beamer slide? There seems to be a conflict with beamer and xcolor. I am using LyX too, bonus marks for something that works well in ...
12
votes
2answers
542 views

How to improve color consistency of bitmap pictures from native format to target pdf file?

For the first time I am concerned about proper rendition of pictures for the draft of a document with artistic content. I use the basic macro below to embed the pictures. The pictures are in .jpg ...
12
votes
2answers
3k views

Conflict between color, graphicx and libertine

Compiling the following with pdflatex (TeXLive 2009/Debian on Ubuntu 10.04 "Lucid Lynx") \documentclass{article} \usepackage{ifpdf} \ifpdf \usepackage[T1]{fontenc} \usepackage{libertine} % ...
12
votes
1answer
3k views

pgfplots line colors

Is it possible to make pgfplots use a predefined color map while plotting multiple lines, I currently have 9 samples that I want to plot, but don't want to type different colors for each one. Right ...
12
votes
1answer
19k views

Further customize color of hyperref links

I have tried to find a way to customize how internal links are colored, but I don't yet have the expertise in finding and redefining commands. In the LaTeX example below, I describe how I would like ...
12
votes
1answer
17k views

How do I add syntax coloring to my C++ source code in beamer

I have just learned how to insert source code into beamer with the listings package. However I dont know how to go about adding any syntax coloring on the C++ source code. How do I do that? Here ...
12
votes
2answers
129 views

Color leak from multicols within a figure

The text at the bottom of page 2 is red, despite the fact that the color change in the code below originates from \color{red}\normalcolor within the multicols within the figure and should naively ...
12
votes
1answer
5k views

Changing color in beamer header (Singapore)

I am not a TeX-pert and I basically spent half the day trying to figure out the following change to the Singapore theme of beamer. What I want is to give every sub part (section) a different color ...
12
votes
2answers
2k views

Optimising TikZ pictures for greyscale printing

I often use colours in my TikZ pictures. Are there simple ways to make versions of these that will come out looking good if I print them on a B&W printer? For example, say I have some filled ...
12
votes
1answer
189 views

Going through permutations of nouns and verbs

My daughter is learning to read; I am learning TeX. So I need your help on this: I have an array/a list of nouns (basically names of people and two mythical creatures called Fara and Fu: noun = ...
12
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2answers
4k views

Multiple colour themes in one beamer presentation

I'm preparing a single seminar talk on three more-or-less unrelated results. In order to visually separate these results, I wanted to give each one a different (custom) colour theme for the ...
12
votes
1answer
234 views

Extra space added after equation when it is coloured

For some reason space is added after my equation when I colour it. This does not happen if the colour is added to text. Is there a simple way to prevent this from happening, like a global setting (I ...
12
votes
2answers
191 views

Is there a way to typeout to the console using ANSI colors?

I'm trying to colorize diagnostic outputs to the console in order to make my stuff more visible in the endless stream of messages that LaTeX spits out. Example However, all of my efforts like, for ...
12
votes
1answer
420 views

Highlighting chunks of text spiral

I use the code provided in this question to draw a text spiral and now I want to highlight each chunk separated with a comma in a different color. Is there a way to achieve that? ...