diff --git a/assets/css/variables.css b/assets/css/variables.css
index f235c37..afd6358 100644
--- a/assets/css/variables.css
+++ b/assets/css/variables.css
@@ -5,10 +5,10 @@
 
 :root {
   /* Primary Colors (Gold/Cinnamon) */
-  --primary-color: #0048b4;
+  --primary-color: #0a2347;
   --primary-rgb: 188, 159, 105;
-  --primary-light: #0038b4;
-  --primary-dark: #0028b4;
+  --primary-light: #0a2347;
+  --primary-dark: #0a2347;
   --primary-soft: rgba(188, 159, 105, 0.1);
 
   /* Secondary Colors */
@@ -20,7 +20,7 @@
   --success-soft: rgba(40, 167, 69, 0.1);
   --warning-color: #ffc107;
   --warning-soft: rgba(255, 193, 7, 0.1);
-  --danger-color: #dc3545;
+  --danger-color: #BF3432;
   --danger-soft: rgba(220, 53, 69, 0.1);
   --info-color: #17a2b8;
   --info-soft: rgba(23, 162, 184, 0.1);
diff --git a/public/img/logo/logo-hai-learning.png b/public/img/logo/logo-hai-learning.png
index f96f88b..5c833be 100644
Binary files a/public/img/logo/logo-hai-learning.png and b/public/img/logo/logo-hai-learning.png differ
diff --git a/views/admin/dashboard.ejs b/views/admin/dashboard.ejs
index c436b0e..8725c8f 100644
--- a/views/admin/dashboard.ejs
+++ b/views/admin/dashboard.ejs
@@ -359,7 +359,7 @@
   <!-- System Info -->
   <div class="card">
     <div class="card-header" style="
-        background: linear-gradient(135deg, #0048b4, #0028b4);
+        background: #0a2347;
         color: white;
       ">
       <h5 class="mb-0">System Information</h5>
diff --git a/views/auth/login.ejs b/views/auth/login.ejs
index 97a442d..70bf828 100644
--- a/views/auth/login.ejs
+++ b/views/auth/login.ejs
@@ -14,9 +14,9 @@
   <!-- Custom CSS -->
   <style>
     :root {
-      --primary-color: #2563eb;
-      --primary-light: #3b82f6;
-      --primary-dark: #1d4ed8;
+      --primary-color: #0a2347;
+      --primary-light: #0a2347;
+      --primary-dark: #0a2347;
       --text-on-primary: #ffffff;
     }
 
@@ -117,7 +117,7 @@
     }
 
     .btn-shine {
-      background: linear-gradient(90deg, #1d4ed8, #2563eb, #3b82f6, #60a5fa);
+      background: #0a2347;
       color: white;
       border: none;
       padding: 12px 30px;