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

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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 ...
14
votes
1answer
455 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
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1answer
1k 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 ...
14
votes
1answer
10k views

Change text background within paragraph (with automatic linebreaks)

How do I change the text color as well as the text background color for e.g. a sentence within a paragraph? I know \textcolor for coloring the font and \colorbox for background coloring [http://en....
14
votes
1answer
894 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. \...
13
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2answers
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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
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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} \begin{...
13
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1answer
766 views

What is the difference between \textcolor and \color?

I would like to define a new command to work as an alert command. If I want to alert some part of my text I would simply write \alert{}. But I want the result in red color. What is the best way to ...
13
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2answers
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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
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A version of colorbox that works inside math environments

I'd like to highlight particular parts of an amsmath environment. Here's a minimal working example: \documentclass{article} \usepackage{amsmath,color} \newcommand{\abs}[1]{\lvert#1\rvert} \...
13
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2answers
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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 ...
13
votes
2answers
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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 ...
13
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2answers
505 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
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1answer
3k views

cancel with different colors

I have equations with a lot of terms and I would like to be able to specify the reason of the cancelation of those terms using a color code (for example : red if the term is null, blue if it cancels ...
13
votes
1answer
4k views

A few words in a coloured/grey background box

How can I write a few words with a grey highlighting box in the background, as shown in the picture below ("TEXT 4")?
13
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1answer
915 views

How does changing colour affect spacing?

In the following example, the space after the red equation is much larger than the space after the black one. \documentclass[12pt]{article} \usepackage{xcolor} \begin{document} \[ a = b \] The quick ...
13
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2answers
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Changing color in an eps file from within LaTeX

We have an EPS file with a logo in one color. Is it possible to somehow manipulate this color from within LaTeX? We need this logo in different colors for different series of one imprint. Edit: ...
13
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1answer
2k views

Specific colour in equation links

In hyperref package, is it possible to specify a specific color for equation links different than other link colors ? Following are present color specifications that I am using for hyperref package ...
13
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2answers
2k 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
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1answer
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On using beamer's colors in a Tikz picture

For once, my question is short and simple: How do I use a beamer defined color in a tikz picture. For instance, as beamer's documentation states, using beamer's colors is done as follows: This text ...
13
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2answers
18k views

\cellcolor overwrites table lines [duplicate]

I have a table which I want to fill with multiple colors, each cell possibly different from another. Which means, I can't make use of e.g. \columncolor (as in this post). While the table without any ...
13
votes
1answer
701 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
8k views

Change ModernCV section style to make them look like Friggeri CV

I am using for my Resume the ModernCV template, but I would like to bring in some of the amazing FriggeriCV style of the title of the sections: I love the text half coloured and half black with each ...
13
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1answer
4k 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
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3answers
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Table with TikZ

I should create a table like the one here as example. I think that the best way to do a table like this one is generate some labels and use them to colorize the nodes in order to make it more ...
12
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4answers
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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
4answers
524 views

Coloring all occurrences of some specific characters

I have been wondering for ages how to do something that is absolutely crucial to the document I am writing. (I usually use XeLaTeX, but I don’t mind changing if required.) I would like to have a list ...
12
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2answers
720 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
4k 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
827 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
10k views

How to change the color of bullets in a list

How can I change the color of bullets in a book? \documentclass{book} \usepackage{pifont} \usepackage{xcolor} \definecolor{myblue}{RGB}{0,29,119} \begin{document} \begin{dinglist}{110} \item{...
12
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2answers
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soul: broken highlighting with xcolor when using \selectcolormodel

I try to highlight text using the soul package. But I experience problems if I use it in combinations with the xcolor command selectcolormodel, only spaces are highlighted as shown in the MWE: \...
12
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2answers
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How do I make sure that \pageref{LastPage} doesn't get colored like the other links identified by hyperref?

I am using hyperref together with lastpage. My problem is that \pageref{LastPage} gets the same color as the links identified with hyperref. I want it to be just the ordinary color (e.g. black) Allow ...
12
votes
1answer
20k views

option clash for package xcolor

I'm trying to set some color on my caption like this \usepackage[svgnames]{xcolor} \usepackage[labelfont={color=red,bf}]{caption} But it gives me this error "option clash for package xcolor". But ...
12
votes
2answers
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Different colorcoded theorems

I'm using this code to frame my theorems: \documentclass[a4paper,12pt]{scrreprt} \usepackage[table]{xcolor} \usepackage{latexsym} \usepackage{amsmath} \usepackage[amsmath,thmmarks,framed]{ntheorem} ...
12
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2answers
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How can I change the colour of my document's section numbering?

I know how to change the colour of a section name using for example \section{\color{Red} Foobar} but that still leaves the section number in black. Is there any way to change the colour of the ...
12
votes
2answers
3k views

Invert Background and Text Colours across Whole Document with pdflatex

When using pdflatex is there a simple way to invert the colors to give white text on a black background across the whole document? I'd like the colours to be inverted whilst I write and edit the ...
12
votes
1answer
4k views

How to draw a double-color line with tikz

I would like to draw a rectangle with a double color border: the border should be a line dashed with two alternating colors (blue and red, for example). Is it possible?
12
votes
2answers
863 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
4k 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
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1answer
400 views

Is color undefined

I want to check whether a color has been previously defined, consider the below code which doesn't execute. \documentclass{article} \usepackage{xcolor} \newcommand{\colorprovide}[2]{\ifx\undefined{#...
12
votes
1answer
35k views

How to modify (default) Beamercolortheme?

I created a latex beamer presentation using "Montepellier" theme with default color theme. I need to modify this theme (I want to change the color of the upper and lower border of header - separately)....
12
votes
2answers
9k views

Package xcolor Error: Undefined colors “Maroon”/“Royal Blue” when master has PDF included classicthesis 3.1

I am using classicthesis 3.1 in Lyx 2.0.6. When I include PDFs in the master document, I receive the following error: ! Package xcolor Error: Undefined color `Maroon'. See the xcolor package ...
12
votes
2answers
141 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 not ...
12
votes
1answer
7k 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
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2answers
2k views

Options and suggestions for hyperref font?

Background I am interested in finding and implementing a more aesthetically pleasing style for the hyperlinks in my document. I have read through the documentation, but I find both the colored text ...
12
votes
1answer
205 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 = ["Fu"...
12
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1answer
632 views

Using listings: “zebra effects” AND line numbers

I just made a code listing with a "zebra effect", just like here: Creating a zebra effect using listings But afterwards, the line numbers at the left side of the listing don't appear any more. This ...
12
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1answer
2k views

Why is it that coloring in soul in beamer is not visible

\documentclass{beamer} \usepackage{soul,color} \begin{document} \begin{frame} \hl{Hello World} \end{frame} \end{document} I process this with pdflatex and I do not see the expected highlight. ...
12
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2answers
8k views

\hhline adds white line where no line is intended

In a table, containing colored cells, i want to have a \hline dividing only some cells, similar to \cline but compatible with coloring single cells with \cellcolor, which is possible by using \hhline ...