diff --git a/src/DataStructure/Behavioral/Indexable.php b/src/DataStructure/Behavioral/Indexable.php
index d09e7bd..e291d02 100644
--- a/src/DataStructure/Behavioral/Indexable.php
+++ b/src/DataStructure/Behavioral/Indexable.php
@@ -21,11 +21,11 @@ interface Indexable
     /**
      * Retrieves an element at the specified index.
      *
-     * @param int $index The index of the element to retrieve
+     * @param mixed $index The index of the element to retrieve
      *
      * @return mixed The element at the specified index
      */
-    public function get(int $index): mixed;
+    public function get(mixed $index): mixed;
 
     /**
      * Sets an element at the specified index.
@@ -33,5 +33,5 @@ public function get(int $index): mixed;
      * @param int $index The index where the element should be set
      * @param mixed $element The element to set
      */
-    public function set(int $index, mixed $element): void;
+    public function set(mixed $index, mixed $element): void;
 }
diff --git a/src/Logging/LogLevel.php b/src/Logging/LogLevel.php
index ec7d050..dfff525 100644
--- a/src/Logging/LogLevel.php
+++ b/src/Logging/LogLevel.php
@@ -27,7 +27,14 @@ interface LogLevel
     public function getLevel(): string;
 
     /**
-     * Gets the log level as a int level
+     * Gets the color level as a string.
+     *
+     * @return string the color level
+     */
+    public function getColor(): string;
+
+    /**
+     * Gets the log level as a int level.
      *
      * @return int the log level
      */