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

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Print console colors

Wrote a bash function to display the console colors. But, it seems some of the colors are not possible to show that way! (?) Also, note the strange "bright black"! (Note: The below screendump is of ...
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5answers
7k views

In bash how can I change the color of my command prompt? [duplicate]

Possible Duplicate: How to customize .bashrc to configure command prompt? When I run a command, I often times have trouble finding the beginning of the command output. An easy fix to this ...
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2answers
134 views

Man page highlight color

To colorize my man pages, I put this code from archlinux.org into .bashrc: man() { env LESS_TERMCAP_mb=$'\E[01;31m' \ LESS_TERMCAP_md=$'\E[01;38;5;74m' \ LESS_TERMCAP_me=$'\E[0m' \ ...
3
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1answer
89 views

Fine-tune LS_COLORS for directory suffixes?

I’m fine customizing most settings in LS_COLORS. I don’t need help customizing the colors for different file suffixes. What I would like to do is configure special colors for certain directories, ...
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2answers
112 views

Why does the Linux virtual terminal support only 16 colors, by default?

Why does the Linux virtual terminal support only 16 colors, by default? Is there a particular reason for this?
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2answers
1k 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}; ...
3
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1answer
109 views

How to clean stdout/stderr color output

I have a program that would output something like this: ^[0;33m"2015-02-09 11:42:36 +0700 114.125.x.x access"^[0m Is there built in linux program that could clean that output up into something like ...
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3answers
1k 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: ...
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4answers
683 views

Colored output in less when tailing a logfile

I am in dire need of a way to color my less output while reading a file that is constantly being appended. The file in questions is a Resin servlet container log. My current "implementation" of the ...
3
votes
1answer
4k views

How to colorize “root” in red in CentOS?

This is the content of /etc/bashrc, I would like to modify it for show "root" as red but don't know where to add the color code. # /etc/bashrc # System wide functions and aliases # Environment stuff ...
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votes
1answer
985 views

watch command not showing colors for 'git status'

I'm trying to get watch to display colors from 'git status'. I've tried running watch with the --color option, as suggested elsewhere here, but, still, watch --color 'git status' doesn't display ...
3
votes
1answer
72 views

rlwrap -z pipeto: piping output through pagers

I am using rlwrap to colorize prompt in asterisk CLI: rlwrap -s 99999 -a -pRED /usr/sbin/asterisk -r I read in man rlwrap that I can also use rlwrap -z pipeto to pipe output through a ...
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3answers
1k views

Solarized colors in st (simple terminal)

I want to use st with solarized colors like I can with urxvt (of course this is done via .Xresources, in st the colors are defined in a header file). I've tried to put the colors in st's config file ...
3
votes
2answers
114 views

Where does the TERM environment variable default get set?

When I open a terminal window with the GNOME Terminal emulator in the desktop GUI the shell TERM environment variable defaults to the value xterm. If I use CTL+ALT+F1 to switch to a console TTY ...
3
votes
2answers
80 views

Yellow appears as brown in konsole

For some reason, the yellow color color (ANSI Esc. code 33), appears for normal fonts as orange/brownish in my terminal (yakuake, konsole). For example, the command echo -e "\\033[33mhello ...
3
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1answer
107 views

Strip color on OS X with BSD sed (or any other tool)

I'm on OS X, which has a BSD version of sed (which I'm guessing is inferior to a GNU version on Linux), and all the techniques for removing color on commandlinefu.com did not work. I tried replacing ...
3
votes
1answer
108 views

Customizing less colors

When using less in OS X, how can I customize the colors with with things are displayed? When I run less within an ansi-term in Emacs the colors don't come out nicely. $ less --version less 418 ...
3
votes
1answer
108 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: ...
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2answers
139 views

customise ls color for directories contain specified file/s

How can I colorize directories contain files with word INCORRECT inside? Example: I have 3 directories which contain log file. dir_a/log dir_b/log dir_c/log The file log in dir_c contain word ...
3
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1answer
544 views

Color script output only when invoked from interactive shell

I made a bash script producing colored output. The colors are fine when the script is called from an interactive shell. However, if the output is processed in another script, or passed through a pipe, ...
3
votes
1answer
240 views

Colour bleeds right when writing a custom script in byobu

I am using byobu with tmux backend in Ubuntu 12.04. I am trying write a custom script as shown at the manpage of byobu: #!/bin/sh printf "\005{= bw}%s\005{-}" "$(uname -r)" When being run (using ...
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1answer
1k views

How to change a font/background color in transparent windows?

When you select something, the color of the selection usually changes to the font color, and the font color is being set to backgroud color. So, if you have a black background in a terminal, and the ...
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votes
1answer
116 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 ...
3
votes
1answer
382 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 ...
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1answer
1k views

ls and vim color on SunOS 5.8/Solaris 8

I want to use ls and vim with color on Sunos 5.8 SunOS 5.8 Generic_117350-11 sun4u sparc SUNW,Sun-Blade-2500 I have installed ls (GNU coreutils) 6.9 and vim 7.2 In ~/.cshrc: setenv TERM sun-color ...
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2answers
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How to change the background color of curses applications?

I hate that blue background which is everywhere in ncurses applications like: irssi, mc, tig, … I want to change that color, how can I do it? I know that midnight commander has themes, but what about ...
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2answers
676 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 ...
2
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3answers
402 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 ...
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1answer
2k views

A more readable ps

Are there any tools that improve the readability of ps in the same spirit as ack for grep? This would be especially on OS X where ps does not even have options such as --sort user. So far the nicest ...
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3answers
1k views

How to force lp from CUPS to print in grayscale?

I want to print an image from a command line: lp -o scaling=//100// image.jpg How can I force it to be printed in grayscale?
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3answers
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How do you display xterm colors with putty/bash?

Putty has this "allow terminal use xterm 256 colour mode" that I'd like to use, but I don't know how. I've been using a color.sh script to output echo statements and commands with colors, and I want ...
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2answers
643 views

256 Colors in xterm and tmux [in FreeBSD 10]

So these past few days I am working to make Xterm and tmux show all the 256 colors available in them by default. I reach these conclusions: for tmux to show 256 colors you have to make xterm to ...
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4answers
93 views

colourize the first part of each line

I have some chat logs like: (15:12:56) rubo77: mist migration (15:05:22) hans: ist hugo da? (15:36:13) rubo77: test (13:30:15) rubo77: what are the access data? (15:06:38) someone@jabber.ccc.de: user ...
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2answers
1k views

How to change variable color in vim solarized theme?

I have just installed solarized theme for vim from https://github.com/altercation/vim-colors-solarized But the problem for me is that the background stays black and I have the variable names in ...
2
votes
1answer
454 views

Is there a way of color-highlighting paired brackets in shell (bash)?

Does anyone know if there is a way reproducing the same behaviour many text editors provide for colour-highlighting the syntax operators such as brackets or curly brackets. It would be very useful for ...
2
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1answer
396 views

How to capture text formatting in bash?

The following shell script works but removes colored formatting generated by rspec: #!/bin/bash OUTPUT=`rspec` echo "$OUTPUT" How to preserve the colors?
2
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1answer
3k views

Terminal does not source .zshrc with custom colors for ls and cd command

I customized the directory and file colors for ls and cd + TAB. Here is my configuration. My configuration My system environment. Ubuntu 10.10 zsh 4.3.10 (x86_64-unknown-linux-gnu) oh-my-zsh // ...
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2answers
5k views

How to use command line to change brightness and color?

Is there any way to change the brightness and color? Using any command line tools? I am trying in Fedora and Ubuntu but no luck so far. Follow up: [command] [conneccted output] [effects R:G:B, ...
2
votes
1answer
25 views

Set default color for top

How do you set the default color for top? Right now there is a red that I can barely read. You can toggle from mono to color with z or set it up more thoroughly with Z. But none of those settings ...
2
votes
1answer
79 views

Printing filled shapes in terminal

I'd like to print some shapes filled with the current color or a selected one (e.g. \e[31m) My aim is to print a filled circle (letter o) on the screen but the background will stay as it is. finally ...
2
votes
2answers
260 views

Format terminal output to show apt-get upgrade errors in RED

I have a very simple bash script written for my Kali Linux distro so I don't have to run apt-get update, apt-get upgrade, apt-get dist-upgrade, apt-get autoclean, and apt-get autoremove every time I ...
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2answers
600 views

Getting 256 colors to work in terminal multiplexer

tmux I followed Getting 256 colors to work in tmux: I have alias tmux='TERM=xterm-256color tmux' in ~/.bashrc and also set-option -g default-terminal "screen-256color" in ~/.tmux.conf In konsole: ...
2
votes
1answer
84 views

How do I change the colour of all lines to red begining with a % symbol?

When I use sed -i "s,.*%.*,$(tput setaf 1)&$(tput sgr0),g" A.log the whole line vanishes and when I use sed -i "s,^%.*,$(tput setaf 1)&$(tput sgr0),g" A.log only the first character(%) ...
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2answers
2k views

Setting up LS colors with a human-readable script in tcsh

I have a shell script (set_up_my_ls_colors.sh) that, if I call from my shell, it configures my color scheme for ls. The nice thing about the script is that it allows me to configure colors in a ...
2
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1answer
321 views

Coloring line numbers in less?

Please consider the following example: $ grep --color=always -n 'Format\|Files' /usr/share/doc-base/doc-base | less -R Here, grep will color also the line numbers of the matches, and less will ...
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1answer
1k views

LS_COLORS settings for specific types of files

I'm trying to set up my color scheme for ls, and I'm having trouble finding information about exactly what parameters I have to work with, or where those come from. And especially setting colors for ...
2
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1answer
82 views

Diff tool with nice output like kdiff3

I like kdiff3 very much due to the way it displays the result. It can compare more than two versions of a file or directory and displays the differences in columns: For directories, it displays ...
2
votes
1answer
40 views

Is it possible to make VIM emphasize found text?

As vim wiki's stated we can look up strings by using *. But by default, looked up string is not being emphasized. Is it possible to configure vim that the strings will be emphasized when looked up ...
2
votes
3answers
58 views

Is there some built-in (bash/gentoo) function to provide well-readable output to the user?

I am using the following simple function to provide some well readable output to the user. Now I am wondering if there is some kind of (gentoo-/bash-) built-in function to accomplish this task, as ...
2
votes
2answers
137 views

Non-printing escape sequence: when?

Recently, I have been playing around a lot with color in the terminal and, therefore, with escape sequences, too. I've read the relevant parts of the Bash manpage along with numerous helpful pages on ...