diff --git a/meshplot/Viewer.py b/meshplot/Viewer.py
index d9ab8ae..82e8942 100644
--- a/meshplot/Viewer.py
+++ b/meshplot/Viewer.py
@@ -131,18 +131,14 @@ def __get_colors(self, v, f, c, sh):
                 colors[:, 1] = 0.874
                 colors[:, 2] = 0.0
         elif type(c) == np.ndarray and c.size == f.shape[0]: # Function values for faces
-            normalize = sh["normalize"][0] != None and sh["normalize"][1] != None
-            cc = get_colors(c, sh["colormap"], normalize=normalize,
-                       vmin=sh["normalize"][0], vmax=sh["normalize"][1])
+            cc = get_colors(c, sh["colormap"], vmin=sh["normalize"][0], vmax=sh["normalize"][1])
             #print(cc.shape)
             colors = np.hstack([cc, cc, cc]).reshape((-1, 3))
             coloring = "FaceColors"
-            #print("Face function values")
+            print("Face function values")
         elif type(c) == np.ndarray and c.size == v.shape[0]: # Function values for vertices
-            normalize = sh["normalize"][0] != None and sh["normalize"][1] != None
-            colors = get_colors(c, sh["colormap"], normalize=normalize,
-                       vmin=sh["normalize"][0], vmax=sh["normalize"][1])
-            #print("Vertex function values")
+            colors = get_colors(c, sh["colormap"], vmin=sh["normalize"][0], vmax=sh["normalize"][1])
+            print("Vertex function values")
         else:
             colors = np.ones_like(v)
             colors[:, 0] = 1.0
@@ -167,9 +163,7 @@ def __get_point_colors(self, v, c, sh):
         elif type(c) == np.ndarray and len(c.shape) == 2 and c.shape[1] == 3 and c.shape[0] == v.shape[0]: # Point color
             colors = c.astype("float32", copy=False)
         elif type(c) == np.ndarray and c.size == v.shape[0]: # Function color
-            normalize = sh["normalize"][0] != None and sh["normalize"][1] != None
-            colors = get_colors(c, sh["colormap"], normalize=normalize,
-                       vmin=sh["normalize"][0], vmax=sh["normalize"][1])
+            colors = get_colors(c, sh["colormap"], vmin=sh["normalize"][0], vmax=sh["normalize"][1])
             colors = colors.astype("float32", copy=False)
             #print("Vertex function values")
         else:
diff --git a/meshplot/utils.py b/meshplot/utils.py
index 91867f2..03682e6 100644
--- a/meshplot/utils.py
+++ b/meshplot/utils.py
@@ -3,9 +3,9 @@
 import matplotlib as mpl
 
 # Helper functions
-def get_colors(inp, colormap="viridis", normalize=True, vmin=None, vmax=None):
+def get_colors(inp, colormap="viridis", vmin=None, vmax=None):
     colormap = plt.cm.get_cmap(colormap)
-    if normalize:
+    if vmin==None or vmax==None:
         vmin=np.min(inp)
         vmax=np.max(inp)