PreferenceTheme: dynamic color definition for dark accent is 200 not 100

Change-Id: Id031936c930715095e34aa60c3953aaa2d1b1370
diff --git a/themes/PreferenceTheme/res/values-v31/colors.xml b/themes/PreferenceTheme/res/values-v31/colors.xml
index 9c343c2..7030ac8 100644
--- a/themes/PreferenceTheme/res/values-v31/colors.xml
+++ b/themes/PreferenceTheme/res/values-v31/colors.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>    
-    <color name="omni_settings_state_on_color">@android:color/system_accent1_100</color>
+    <color name="omni_settings_state_on_color">@android:color/system_accent1_200</color>
 
     <!-- Material next thumb disable color-->
     <color name="omni_settings_thumb_disabled_color">@android:color/system_neutral2_100</color>