See Hue for explanations
First of all, installe Hue-rb :
$ gem install hue-rb
Then require it to your Ruby file :
require 'hue'
You can now use colors, styles and logs :
puts 'Hey'.red.bold
info 'wow' # => logs '[!] Wow'
List of available colors, styles and logs :
white
black
red
green
yellow
blue
magenta
cyan
light_gray
dark_dray
light_red
light_green
light_yellow
light_blue
light_magenta
light_cyan
bold
italic
underlined
blink
inverted
hidden
strike
info
=> [!]que
=> [?]bad
=> [-]good
=> [+]run
=> [~]