diff --git a/partnerconfig/java/com/google/android/setupcompat/partnerconfig/PartnerConfig.java b/partnerconfig/java/com/google/android/setupcompat/partnerconfig/PartnerConfig.java
index 15fc513..77c4149 100644
--- a/partnerconfig/java/com/google/android/setupcompat/partnerconfig/PartnerConfig.java
+++ b/partnerconfig/java/com/google/android/setupcompat/partnerconfig/PartnerConfig.java
@@ -294,7 +294,23 @@
       PartnerConfigKey.KEY_LOADING_LOTTIE_UPDATE, ResourceType.ILLUSTRATION),
 
   // The transition type to decide the transition between activities or fragments.
-  CONFIG_TRANSITION_TYPE(PartnerConfigKey.KEY_TRANSITION_TYPE, ResourceType.INTEGER);
+  CONFIG_TRANSITION_TYPE(PartnerConfigKey.KEY_TRANSITION_TYPE, ResourceType.INTEGER),
+
+  // The list of keypath and color map, applied to default animation when dark theme.
+  CONFIG_LOTTIE_DARK_THEME_CUSTOMIZATION_DEFAULT(
+      PartnerConfigKey.KEY_LOADING_DARK_THEME_CUSTOMIZATION_DEFAULT, ResourceType.STRING_ARRAY),
+
+  // The list of keypath and color map, applied to account animation when dark theme.
+  CONFIG_LOTTIE_DARK_THEME_CUSTOMIZATION_ACCOUNT(
+      PartnerConfigKey.KEY_LOADING_DARK_THEME_CUSTOMIZATION_ACCOUNT, ResourceType.STRING_ARRAY),
+
+  // The list of keypath and color map, applied to connection animation when dark theme.
+  CONFIG_LOTTIE_DARK_THEME_CUSTOMIZATION_CONNECTION(
+      PartnerConfigKey.KEY_LOADING_DARK_THEME_CUSTOMIZATION_CONNECTION, ResourceType.STRING_ARRAY),
+
+  // The list of keypath and color map, applied to update animation when dark theme.
+  CONFIG_LOTTIE_DARK_THEME_CUSTOMIZATION_UPDATE(
+      PartnerConfigKey.KEY_LOADING_DARK_THEME_CUSTOMIZATION_UPDATE, ResourceType.STRING_ARRAY);
 
   /** Resource type of the partner resources type. */
   public enum ResourceType {
@@ -305,7 +321,8 @@
     STRING,
     DIMENSION,
     FRACTION,
-    ILLUSTRATION;
+    ILLUSTRATION,
+    STRING_ARRAY
   }
 
   private final String resourceName;
diff --git a/partnerconfig/java/com/google/android/setupcompat/partnerconfig/PartnerConfigHelper.java b/partnerconfig/java/com/google/android/setupcompat/partnerconfig/PartnerConfigHelper.java
index 9b5b592..b5152f3 100644
--- a/partnerconfig/java/com/google/android/setupcompat/partnerconfig/PartnerConfigHelper.java
+++ b/partnerconfig/java/com/google/android/setupcompat/partnerconfig/PartnerConfigHelper.java
@@ -36,7 +36,10 @@
 import androidx.annotation.Nullable;
 import androidx.annotation.VisibleForTesting;
 import com.google.android.setupcompat.partnerconfig.PartnerConfig.ResourceType;
+import java.util.ArrayList;
+import java.util.Collections;
 import java.util.EnumMap;
+import java.util.List;
 
 /** The helper reads and caches the partner configurations from SUW. */
 public class PartnerConfigHelper {
@@ -217,6 +220,38 @@
   }
 
   /**
+   * Returns the string array of the given {@code resourceConfig}, or {@code null} if the given
+   * {@code resourceConfig} is not found. If the {@code ResourceType} of the given {@code
+   * resourceConfig} is not string, IllegalArgumentException will be thrown.
+   *
+   * @param context The context of client activity
+   * @param resourceConfig The {@code PartnerConfig} of target resource
+   */
+  @NonNull
+  public List<String> getStringArray(@NonNull Context context, PartnerConfig resourceConfig) {
+    if (resourceConfig.getResourceType() != ResourceType.STRING_ARRAY) {
+      throw new IllegalArgumentException("Not a string array resource");
+    }
+
+    String[] result;
+    List<String> listResult = new ArrayList<>();
+
+    try {
+      ResourceEntry resourceEntry =
+          getResourceEntryFromKey(context, resourceConfig.getResourceName());
+      Resources resource = resourceEntry.getResources();
+      int resId = resourceEntry.getResourceId();
+
+      result = resource.getStringArray(resId);
+      Collections.addAll(listResult, result);
+    } catch (NullPointerException exception) {
+      // fall through
+    }
+
+    return listResult;
+  }
+
+  /**
    * Returns the boolean of given {@code resourceConfig}, or {@code defaultValue} if the given
    * {@code resourceName} is not found. If the {@code ResourceType} of the given {@code
    * resourceConfig} is not boolean, IllegalArgumentException will be thrown.
diff --git a/partnerconfig/java/com/google/android/setupcompat/partnerconfig/PartnerConfigKey.java b/partnerconfig/java/com/google/android/setupcompat/partnerconfig/PartnerConfigKey.java
index e604e45..0fe2f7c 100644
--- a/partnerconfig/java/com/google/android/setupcompat/partnerconfig/PartnerConfigKey.java
+++ b/partnerconfig/java/com/google/android/setupcompat/partnerconfig/PartnerConfigKey.java
@@ -97,6 +97,10 @@
   PartnerConfigKey.KEY_LOADING_LOTTIE_CONNECTION,
   PartnerConfigKey.KEY_LOADING_LOTTIE_DEFAULT,
   PartnerConfigKey.KEY_LOADING_LOTTIE_UPDATE,
+  PartnerConfigKey.KEY_LOADING_DARK_THEME_CUSTOMIZATION_DEFAULT,
+  PartnerConfigKey.KEY_LOADING_DARK_THEME_CUSTOMIZATION_ACCOUNT,
+  PartnerConfigKey.KEY_LOADING_DARK_THEME_CUSTOMIZATION_CONNECTION,
+  PartnerConfigKey.KEY_LOADING_DARK_THEME_CUSTOMIZATION_UPDATE,
   PartnerConfigKey.KEY_TRANSITION_TYPE,
 })
 // TODO: can be removed and always reference PartnerConfig.getResourceName()?
@@ -334,6 +338,23 @@
   // For example:com.google.android.setupwizard.COMPAT_EARLY_UPDATE
   String KEY_LOADING_LOTTIE_UPDATE = "loading_animation_custom_update";
 
+  // A string-array to list all the key path and color map for default animation for dark theme.
+  // For example: background:FFFFFF
+  String KEY_LOADING_DARK_THEME_CUSTOMIZATION_DEFAULT = "loading_dark_theme_customization_default";
+
+  // A string-array to list all the key path and color map for account animation for dark theme.
+  // For example: background:FFFFFF
+  String KEY_LOADING_DARK_THEME_CUSTOMIZATION_ACCOUNT = "loading_dark_theme_customization_account";
+
+  // A string-array to list all the key path and color map for connection animation for dark theme.
+  // For example: background:FFFFFF
+  String KEY_LOADING_DARK_THEME_CUSTOMIZATION_CONNECTION =
+      "loading_dark_theme_customization_connection";
+
+  // A string-array to list all the key path and color map for update animation for dark theme.
+  // For example: background:FFFFFF
+  String KEY_LOADING_DARK_THEME_CUSTOMIZATION_UPDATE = "loading_dark_theme_customization_update";
+
   // The transition type between activities
   String KEY_TRANSITION_TYPE = "setup_design_transition_type";
 }