diff --git a/grum/dictlist/dictlistitem.py b/grum/dictlist/dictlistitem.py
index 216fbeb..9e860d1 100644
--- a/grum/dictlist/dictlistitem.py
+++ b/grum/dictlist/dictlistitem.py
@@ -2,7 +2,7 @@ from PyQt5.QtCore import Qt
 from PyQt5.QtWidgets import QListWidgetItem
 from PyQt5.QtGui import QIcon, QPixmap, QPainter
 
-from ..theme import VIOLET, GREY4
+from ..theme import DOT_PEN, DOT_BRUSH, DOT_SIZE
 
 
 class DictListItem(QListWidgetItem):
@@ -24,11 +24,11 @@ class DictListItem(QListWidgetItem):
 
 
     def set_dot(self,  state):
-        pixmap = QPixmap(8, 8)
+        pixmap = QPixmap(DOT_SIZE, DOT_SIZE)
         pixmap.fill(Qt.transparent)
 
         if state:
-            draw_dot(pixmap, GREY4, VIOLET)
+            draw_dot(pixmap, DOT_PEN, DOT_BRUSH)
 
         icon = QIcon(pixmap)
         self.setIcon(icon)
diff --git a/grum/theme.py b/grum/theme.py
index 28c9eb7..2331ce5 100644
--- a/grum/theme.py
+++ b/grum/theme.py
@@ -16,6 +16,10 @@ GREY4 = QColor(200, 200, 200) # light
 
 MDI_BKG = QColor(150, 150, 150)
 
+DOT_PEN = GREY4
+DOT_BRUSH = VIOLET
+DOT_SIZE = 8
+
 
 def apply(app):
     apply_qapp(app)
@@ -75,9 +79,9 @@ def pg_plot_style():
     style = dict(
         pen=pen,
         symbol="o",
-        symbolPen=GREY4,
-        symbolBrush=VIOLET,
-        symbolSize=8
+        symbolPen=DOT_PEN,
+        symbolBrush=DOT_BRUSH,
+        symbolSize=DOT_SIZE
     )
 
     return style