diff --git a/Gemfile.lock b/Gemfile.lock
index 328b170..24fd936 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,15 +2,14 @@ PATH
   remote: .
   specs:
     arkana (1.3.0)
-      colorize (~> 0.8)
       dotenv (~> 2.7)
+      rainbow (~> 3.1.1)
       yaml (~> 0.2)
 
 GEM
   remote: https://rubygems.org/
   specs:
     ast (2.4.2)
-    colorize (0.8.1)
     diff-lcs (1.5.0)
     docile (1.4.0)
     dotenv (2.8.1)
diff --git a/arkana.gemspec b/arkana.gemspec
index d208f82..9317fc5 100644
--- a/arkana.gemspec
+++ b/arkana.gemspec
@@ -20,8 +20,8 @@ Gem::Specification.new do |spec|
   spec.executables = ["arkana"]
   spec.require_paths = ["lib"]
 
-  spec.add_dependency "colorize", "~> 0.8"
   spec.add_dependency "dotenv", "~> 2.7"
+  spec.add_dependency "rainbow", "~> 3.1.1"
   spec.add_dependency "yaml", "~> 0.2"
 
   # For more information and examples about making a new gem, check out our guide at: https://bundler.io/guides/creating_gem.html
diff --git a/lib/arkana/helpers/ui.rb b/lib/arkana/helpers/ui.rb
index eed72ac..b3ce9c6 100644
--- a/lib/arkana/helpers/ui.rb
+++ b/lib/arkana/helpers/ui.rb
@@ -1,7 +1,8 @@
 # frozen_string_literal: true
 
 require "logger"
-require "colorize"
+require "rainbow/refinement"
+using Rainbow
 
 # Contains utilities related to display information to the user on the Terminal (the user's interface).
 module UI