It is possible to use colors on the Unix command-line interface.

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6
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1answer
156 views

How to highlight logs with bash coloring on vim?

I have some nicely colored logs from some tools with bash color codes. When I view them through less or similar tools it get color rendered by bash (obviously). However it is pain to watch and edit ...
6
votes
1answer
286 views

Documentation on LESS_TERMCAP_* variables?

I see these pretty colors in manpages viewed with less when setting a bunch of these variables. What do they mean, where is the documentation? Is this interpreted by less or termcap? screenshot
0
votes
2answers
201 views

How to change background and text colors in Yakuake?

I like Yakuake, but I don't like the grey background color. I want to change the background and text colors of the Yakuake terminal. I checked the options, but the background color option is only ...
5
votes
1answer
611 views

tmux copy mode search highlight

Is there any way to highlight the searched term in tmux copy mode? Below is my tmux config: # remap prefix to Control + a set -g prefix C-a unbind C-b bind C-a send-prefix bind a send-prefix # ...
0
votes
0answers
222 views

Unable to change xterm colors from .Xresources

I'm configuring the look of xterm modifying the .Xresources but I'm having some trouble changing the colors. I tried with XTerm*vt100.background: #000000 XTerm*vt100.foreground: ...
1
vote
3answers
461 views

How to turn off color with `ls`?

It is normally nice to have color output from ls, grep, etc. But when you don't want it, is there a switch that can turn it off? ls -G turns it on (with BSD-derived versions of ls) if it's not the ...
3
votes
1answer
81 views

Use a custom colourscheme in Vim

I have customized a color profile for Vim (toto.vim) in the colors folder at : /usr/share/vim/vim74/colors Now, to use it, I am obliged to call it each time I start vim, using the command : ...
6
votes
1answer
576 views

How can I list the available color names?

I'm trying to add some color to my git configuration and I want to know what color names are available on the terminal. I only want to use colors by name so it's easier for others to understand I ...
11
votes
2answers
521 views

Can the empty spaces/background in a terminal be replaced with a random(but pretty) pattern of ASCII characters?

Context and Question There are many ways to colorize the terminal and shell environment. The output of individual commands, such as ls and grep, can also be colorized. Not directly related but ...
3
votes
1answer
77 views

How to show console color in Emacs shell

When I run a command by smart-compile, I get string like this. [32mYour bundle is complete![0m [32mIt was installed into ./vendor/bundle[0m I think [32m and [0m represent color in console. Is ...
1
vote
2answers
68 views

Command working from CLI but not from script

I have a command that I use from the CLI to properly color files, folders, executables, etc. The command that I'm executing looks like this: test -r ~/.dircolors && eval "$(dircolors -b ...
1
vote
1answer
314 views

Echo/Printing text in the color of a given hex code (regardless of Xresources/Xdefaults)

is there any way to echo/print text in the color of a given hex code (#000000, #FFFFFF, etc.) regardless of one's own Xresources/Xdefaults color definitions? Like, if Bob had in his ...
0
votes
0answers
57 views

Screen caption custom colors

I am having trouble customizing the color of my caption in screen. I can use the 8 standard colors supported (as well as their brighter versions), but I am unable to define a custom color. The docs ...
2
votes
1answer
84 views

Capture colors with tmux buffer copy (hardcopy)

I am using the following line in tmux for getting a "hardcopy" feature like in GNU Screen: bind H capture-pane \; save-buffer -b 0 ~/tmux.hardcopy \; delete-buffer -b 0 However, the ANSI colors are ...
5
votes
2answers
127 views

bold text when using 256 colors

I am configuring colors in Mutt, but I think my problem is general to linux terminal. For the 16 predefined colors (such as red) I can make it bold, by specifying brightred However, when using 256 ...
2
votes
3answers
174 views

How can I tell echo/printf in Bash to swallow escape codes, based on a condition?

I have a Bash script that is being run interactively and as a cron job. When run interactively it outputs colored text on the terminal. However, when run in cron it doesn't have a terminal and ...
4
votes
1answer
146 views

How can I colorize head, tail and less, same as I've done with cat?

I've got 'color cat' working nicely, thanks to others (see How can i colorize cat output including unknown filetypes in b&w?). In my .bashrc: cdc() { for fn in "$@"; do source-highlight ...
3
votes
1answer
115 views

How can i colorize cat output including unknown filetypes in b&w?

I like the colors I have in vim. Can I get my output similarly colorized when I do a cat? I like that I can use the colorize tool as in Colorized `cat` for source and script files?. I would like that ...
3
votes
1answer
67 views

How to set light colors instead of bold in PS (shell prompt)

I have an Archlinux installed on headless RaspberryPi. I'm using SSH to connect to it. I've added some colors to bash with editing sudo nano /home/pi/.bashrc and adding: ...
3
votes
2answers
84 views

dircolors: rules for _ext (rather than .ext)

In UNIX, many file extensions do not contain the dot in front, as in bashrc rather than bash.rc or ssh_config rather than ssh.config I would like to add dircolor rules for _config as well. However, ...
7
votes
2answers
4k views

What causes this green background in ls output?

There are two directories shown by 'ls'. Normally directories anywhere are blue on black background. But the first one is blue on green and impossible to read. Why is this? How to make it blue ...
8
votes
3answers
4k views

dircolors: modify color settings globaly

I understand ls uses dircolors to display colored output. dircolors has default database of colors associated with file extensions, which can be printed wiht the command dircolors --print-database ...
1
vote
1answer
91 views

mc: customizig colors with skins

I am editing the default skin for midnight commander and I would like to add some more rules for file highlighting. In the filehighlight section, there are several categories, for example archive=red; ...
0
votes
2answers
141 views

mc: edit skin color

I am trying to edit color skins for midnight commander. When using 256 color palette, the colors are called color1 to color255. I am looking for particular tone of blue. Is there a palette of all 256 ...
2
votes
2answers
605 views

bash PS1 256 colors with bold

I want to list all colors that I can use in bash console. And after it I want to set my prompt to be bold and orange like color. I'm using this to do listing color codes for me: for code in {0..255}; ...
6
votes
3answers
339 views

“Friendly” terminal color names in shell scripts?

I'm aware of libraries in languages such as Ruby and Javascript to make colorizing your terminal scripts easier by using color names like "red". But is there something like this for shell scripts in ...
1
vote
0answers
34 views

How to get 256 color support in a login shell TTY? [duplicate]

I want to experiment with a fully text-based environment, however, the only thing that is stopping me - is getting 256 colors so my Vim color schemes could work perfectly. When I enter a TTY by ...
4
votes
1answer
387 views

Program similar to xcalib to invert desktop colors

I'm using xcalib to invert colors on my computer at home. I have two monitors at work, and unfortunately the xcalib -i -a inverts only one of them (the one I don't want to invert). I haven't found any ...
1
vote
4answers
194 views

How to change color of a character while tailing and tr

I regularly use this command line but I would like to change the color of the "|" to green in the output. Does anyone know how I can accomplish this? tail -f file.log | tr '\001' '|' | grep TEST
17
votes
5answers
2k views

vim - better colors so comments aren't dark blue?

Mostly I edit ruby files, although shell script file comments are also # Currently my comments show as dark blue on black which is really hard to read. See screenshot. How can I change their color? ...
2
votes
2answers
636 views

Color scheme is lost on shell change

My default login shell is ksh which shows my default color scheme which i set via putty. But when i change my shell to bash my color scheme is lost. Is there a way to retain the color scheme? EDIT: ...
2
votes
1answer
112 views

Emacs Key-binding and the TERM variable

I changed the value of TERM to screen-256color from xterm and it effects the key-bindings in Emacs. Mainly the bindings that use the arrow keys now inserts A,B,C,D instead of running backward-word and ...
5
votes
3answers
134 views

Getting unexpected colorized output on several commands

I just added this to my .bashrc to get colorized output with less: # Colorize less man pages. export LESS_TERMCAP_md=$'\e[01;34m' export LESS_TERMCAP_us=$'\e[01;33m' export ...
2
votes
1answer
255 views

Why doesn't terminal show color schema once logged as root?

I'm currently using Debian 7 Wheezy, and I've noticed that the colors palette on terminal (which might be useful to identify among a large set of files and folders) are not enabled once I log as root. ...
1
vote
0answers
204 views

How to change colors of all running urxvt instances?

I'm used to black background and light green text when working on my urxvt terminals. But sometimes, when I take my laptop outside, it becomes hard to read and I'd like to change the colors of all my ...
3
votes
1answer
166 views

How to disable flashing file names in rlogin

I have a strange problem with my rhel 6.4 system. If I do a rlogin to any of my machines, all the files in the remore machine will be flashing and it is so annoying. Can somebody please tell me how ...
2
votes
1answer
585 views

Visualizing ansi color escape codes in log files correctly in Emacs [duplicate]

I have some log files that have ansi-color codes in them. When I open them in Emacs I see garbage:           As an example, I run the following: ls --color=yes -ald -- * ...
5
votes
1answer
188 views

Linux VT Emacs in tmux, breaks color and cursor

TERM is set to screen. I tried with screen-256color, but then the colors went really nuts. I also tried xterm, linux, and some others (that I could think of, not really thinking) but screen is the ...
1
vote
2answers
304 views

Change the color of tcsh output for any command

I want a different color for terminal returns: Example: $ pwd //when return key is hit $ /home/user/tools //return value printed in different color, say: grey color This ...
2
votes
1answer
216 views

How can I reproduce solarized theme colors with xcalib for reading pdf's

How can I reproduce solarized theme colors with xcalib for reading pdf's? I want to use xcalib such that I can read (black and white) pdf's with evince such that the background is like that one I am ...
1
vote
2answers
195 views

How can I print text using any one of the 256 colors that the terminal allows?

I would like to write a program that utilizes all 256 of the Linux terminal's text colors. To date, however, I have only found a handful of color codes, which are in the format ...
4
votes
2answers
933 views

Convert PDF from sRGB color space to CMYK

Does anyone know how I can convert a PDF (or EPS) file from sRGB color space to CMYK color space? My workflow is currently the following: Draw an image with Powerpoint Print via postscript printer ...
6
votes
2answers
326 views

bash: colorize second column of output

let's say, I have following output from ls: $ ls -lAhF /bin -rwxr-xr-x 1 root root 905K Apr 10 2010 bash* -rwxr-xr-x 3 root root 31K Dec 26 2011 bunzip2* -rwxr-xr-x 1 root root 505K Nov 15 2010 ...
2
votes
1answer
215 views

Web navigation with dark color schemes

I use KDE with a dark color scheme so the text main color is white. Unfortunately this causes many websites to be unusable because text inside combobox, checkbox, and similar inherits the white color ...
2
votes
2answers
1k views

How do I pipe colored diff output to less?

I've been using git diff, which produces colored output. However, I now find I need to use ordinary diff for something, and it's producing a lot of output that is hard to read because of the lack of ...
1
vote
2answers
4k views

Colorful ssh banner

I would like to colorize my ssh banner. I know I can perform it like so: In /etc/profile I can put: echo -e "\e[1;31m Colorful text" echo -e "\e[0m Reset" But I have some ASCII art in the banner ...
4
votes
1answer
725 views

How can I keep color codes with grep input?

It I grep something twice: ... | grep foo | grep bar It seems foo is not highlighted. Infact, it seems grep removes colorcodes from its input; Any way to prevent this?
2
votes
3answers
505 views

Colorize Bash Console Color

I need to be able to set my CentOS 6.4 bash prompt color to yellow. I've managed to find where to set this (.bashrc) and the ANSI color for yellow (\e[0;33m). I've setup my prompt as follows: ...
5
votes
2answers
2k views

Change colors in console/virtual terminal

Is there a way to alter all the available colors in console / virtual terminal? By console, I mean what you get after pressing CTRL + ALT + F1 and not anything like xterm or urxvt. So, I guess that ...
6
votes
1answer
464 views

What are the origins of rgb.txt?

Where did the list of X11 color names come from? Every resource I've found online claims the origin is unknown, but it must be recorded somewhere. The best information I've found was in an archived ...