diff --git a/easybuild/tools/output.py b/easybuild/tools/output.py
index db2d7426fa..a7284c3600 100644
--- a/easybuild/tools/output.py
+++ b/easybuild/tools/output.py
@@ -48,13 +48,19 @@
     pass
 
 
+COLOR_BLUE = 'blue'
+COLOR_CYAN = 'cyan'
 COLOR_GREEN = 'green'
+COLOR_PURPLE = 'purple'
 COLOR_RED = 'red'
 COLOR_YELLOW = 'yellow'
 
 # map known colors to ANSII color codes
 KNOWN_COLORS = {
+    COLOR_BLUE: '\033[0;34m',
+    COLOR_CYAN: '\033[0;36m',
     COLOR_GREEN: '\033[0;32m',
+    COLOR_PURPLE: '\033[0;35m',
     COLOR_RED: '\033[0;31m',
     COLOR_YELLOW: '\033[1;33m',
 }
diff --git a/test/framework/output.py b/test/framework/output.py
index d8b43c8c55..71d5715c69 100644
--- a/test/framework/output.py
+++ b/test/framework/output.py
@@ -130,10 +130,13 @@ def test_colorize(self):
         Test colorize function
         """
         if HAVE_RICH:
-            for color in ('green', 'red', 'yellow'):
+            for color in ('blue', 'cyan', 'green', 'purple', 'red', 'yellow'):
                 self.assertEqual(colorize('test', color), '[bold %s]test[/bold %s]' % (color, color))
         else:
+            self.assertEqual(colorize('test', 'blue'), '\x1b[0;34mtest\x1b[0m')
+            self.assertEqual(colorize('test', 'cyan'), '\x1b[0;36mtest\x1b[0m')
             self.assertEqual(colorize('test', 'green'), '\x1b[0;32mtest\x1b[0m')
+            self.assertEqual(colorize('test', 'purple'), '\x1b[0;35mtest\x1b[0m')
             self.assertEqual(colorize('test', 'red'), '\x1b[0;31mtest\x1b[0m')
             self.assertEqual(colorize('test', 'yellow'), '\x1b[1;33mtest\x1b[0m')