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TTY::Color Gitter

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Terminal color capabilities detection.

TTY::Color provides independent color support detection component for TTY toolkit.


Add this line to your application's Gemfile:

gem 'tty-color'

And then execute:

$ bundle

Or install it yourself as:

$ gem install tty-color


TTY::Color allows you to check if terminal supports color:

TTY::Color.color?    # => true  # => true

Also you can get the number of colors supported by the terminal:

TTY::Color.mode # => 64

TTY::Color is just a module hence you can include it into your scripts directly:

#!/usr/bin/env ruby

include TTY::Color

puts color?

Command line tool

tty-color-cli is a command line tool for the TTY::Color.

To check if terminal supports colors do:

color -s

And to check color mode:

color -m


Bug reports and pull requests are welcome on GitHub at This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.

  1. Fork it ( )
  2. Create your feature branch (git checkout -b my-new-feature)
  3. Commit your changes (git commit -am 'Add some feature')
  4. Push to the branch (git push origin my-new-feature)
  5. Create a new Pull Request


Copyright (c) 2016 Piotr Murach. See LICENSE for further details.