Update folder preview dark theme color

Fix: 314843350
Test: Verify on device
Flag: NONE
Change-Id: I2a4cb62dacb05193412b99aca0d3bfabfb77f959
diff --git a/res/color-night-v31/folder_preview_dark.xml b/res/color-night-v31/folder_preview_dark.xml
index 644d61a..6dd20a1 100644
--- a/res/color-night-v31/folder_preview_dark.xml
+++ b/res/color-night-v31/folder_preview_dark.xml
@@ -16,5 +16,5 @@
 <selector xmlns:android="http://schemas.android.com/apk/res/android" >
     <item
         android:color="@android:color/system_neutral1_900"
-        android:lStar="17" />
+        android:lStar="12" />
 </selector>
diff --git a/res/values/colors.xml b/res/values/colors.xml
index 53d7d0c..db9631a 100644
--- a/res/values/colors.xml
+++ b/res/values/colors.xml
@@ -72,7 +72,7 @@
     <color name="folder_background_dark">#1F2020</color>
 
     <color name="folder_preview_light">#7FCFFF</color>
-    <color name="folder_preview_dark">#2A2A2A</color>
+    <color name="folder_preview_dark">#1E1F20</color>
 
     <color name="folder_pagination_color_light">#0B57D0</color>
     <color name="folder_pagination_color_dark">#A8C7FA</color>