diff --git a/Orange/widgets/evaluate/owcalibrationplot.py b/Orange/widgets/evaluate/owcalibrationplot.py
index de13a8cf029..ae05481381d 100644
--- a/Orange/widgets/evaluate/owcalibrationplot.py
+++ b/Orange/widgets/evaluate/owcalibrationplot.py
@@ -15,7 +15,7 @@
 from Orange.widgets.evaluate.contexthandlers import \
     EvaluationResultsContextHandler
 from Orange.widgets.evaluate.utils import results_for_preview
-from Orange.widgets.utils import colorpalette, colorbrewer
+from Orange.widgets.utils import colorpalette
 from Orange.widgets.utils.widgetpreview import WidgetPreview
 from Orange.widgets.widget import Input, Output, Msg
 from Orange.widgets import report
@@ -254,10 +254,7 @@ def _initialize(self, results):
             names = ["#{}".format(i + 1) for i in range(n)]
 
         self.classifier_names = names
-        scheme = colorbrewer.colorSchemes["qualitative"]["Dark2"]
-        if n > len(scheme):
-            scheme = colorpalette.DefaultRGBColors
-        self.colors = colorpalette.ColorPaletteGenerator(n, scheme)
+        self.colors = colorpalette.get_default_colors(n)
 
         for i in range(n):
             item = self.classifiers_list_box.item(i)
diff --git a/Orange/widgets/evaluate/owliftcurve.py b/Orange/widgets/evaluate/owliftcurve.py
index ed443d1ae63..1e6ebea8ba9 100644
--- a/Orange/widgets/evaluate/owliftcurve.py
+++ b/Orange/widgets/evaluate/owliftcurve.py
@@ -19,7 +19,7 @@
 from Orange.widgets.evaluate.contexthandlers import \
     EvaluationResultsContextHandler
 from Orange.widgets.evaluate.utils import check_results_adequacy
-from Orange.widgets.utils import colorpalette, colorbrewer
+from Orange.widgets.utils import colorpalette
 from Orange.widgets.evaluate.owrocanalysis import convex_hull
 from Orange.widgets.utils.widgetpreview import WidgetPreview
 from Orange.widgets.widget import Input
@@ -162,10 +162,7 @@ def _initialize(self, results):
         if names is None:
             names = ["#{}".format(i + 1) for i in range(N)]
 
-        scheme = colorbrewer.colorSchemes["qualitative"]["Dark2"]
-        if N > len(scheme):
-            scheme = colorpalette.DefaultRGBColors
-        self.colors = colorpalette.ColorPaletteGenerator(N, scheme)
+        self.colors = colorpalette.get_default_colors(N)
 
         self.classifier_names = names
         self.selected_classifiers = list(range(N))
diff --git a/Orange/widgets/evaluate/owrocanalysis.py b/Orange/widgets/evaluate/owrocanalysis.py
index 6dbbe748ee1..5099b23dc46 100644
--- a/Orange/widgets/evaluate/owrocanalysis.py
+++ b/Orange/widgets/evaluate/owrocanalysis.py
@@ -21,7 +21,7 @@
     EvaluationResultsContextHandler
 from Orange.widgets.evaluate.utils import \
     check_results_adequacy, results_for_preview
-from Orange.widgets.utils import colorpalette, colorbrewer
+from Orange.widgets.utils import colorpalette
 from Orange.widgets.utils.widgetpreview import WidgetPreview
 from Orange.widgets.widget import Input
 from Orange.widgets import report
@@ -462,10 +462,7 @@ def _initialize(self, results):
             names = ["#{}".format(i + 1)
                      for i in range(len(results.predicted))]
 
-        scheme = colorbrewer.colorSchemes["qualitative"]["Dark2"]
-        if len(names) > len(scheme):
-            scheme = colorpalette.DefaultRGBColors
-        self.colors = colorpalette.ColorPaletteGenerator(len(names), scheme)
+        self.colors = colorpalette.get_default_colors(len(names))
 
         self.classifier_names = names
         self.selected_classifiers = list(range(len(names)))