diff --git a/bumblebee/modules/cpu2.py b/bumblebee/modules/cpu2.py
index d7e83b5..1e78a2d 100644
--- a/bumblebee/modules/cpu2.py
+++ b/bumblebee/modules/cpu2.py
@@ -91,17 +91,16 @@ class Module(bumblebee.engine.Module):
     def cpuload(self, _):
         return "{}%".format(self._cpuload)
 
-    @staticmethod
-    def add_color(bar):
+    def add_color(self, bar):
         """add color as pango markup to a bar"""
         if bar in ["▁", "▂"]:
-            color = "green"
+            color = self.theme().color("green", "green")
         elif bar in ["▃", "▄"]:
-            color = "yellow"
+            color = self.theme().color("yellow", "yellow")
         elif bar in ["▅", "▆"]:
-            color = "orange"
+            color = self.theme().color("orange", "orange")
         elif bar in ["▇", "█"]:
-            color = "red"
+            color = self.theme().color("red", "red")
         colored_bar = "<span foreground='{}'>{}</span>".format(color, bar)
         return colored_bar
 
diff --git a/themes/nord-powerline.json b/themes/nord-powerline.json
index 1567498..ee17ada 100644
--- a/themes/nord-powerline.json
+++ b/themes/nord-powerline.json
@@ -1,5 +1,11 @@
 {
     "icons": [ "awesome-fonts" ],
+    "colors": [{
+        "red": "#BF616A",
+        "orange": "#D08770",
+        "yellow": "#EBCB8B",
+        "green": "#A3BE8C"
+    }],
     "defaults": {
         "separator-block-width": 0,
         "warning": {