FP2-1009: Dual SIM improvements

Update colors to match Fairphone branding.

Change-Id: Ie486a6749d7f1e7cf56d094b782bca17cf59f341
diff --git a/res/values/colors.xml b/res/values/colors.xml
index 27226b7..1f52ce2 100644
--- a/res/values/colors.xml
+++ b/res/values/colors.xml
@@ -16,8 +16,8 @@
 
 <resources>
     <!-- Colors for the dialpad -->
-    <color name="dialer_theme_color">#0288d1</color>
-    <color name="dialer_theme_color_dark">#0277bd</color>
+    <color name="dialer_theme_color">#2aa8e0</color>
+    <color name="dialer_theme_color_dark">#2aa8e0</color>
     <color name="background_dialpad">#fcfcfc</color>
     <color name="background_dialpad_pressed">#ececec</color>
     <color name="dialpad_primary_text_color">@color/dialer_theme_color</color>