diff --git a/app/views/sessions/new.html.erb b/app/views/sessions/new.html.erb
index d30eb6697..71c0a14f3 100644
--- a/app/views/sessions/new.html.erb
+++ b/app/views/sessions/new.html.erb
@@ -7,7 +7,7 @@
 
 <% content_for :heading do %>
   <% if @client_app_name %>
-    <p class="text-center text-muted fs-6 py-2 mb-0 bg-white"><%= t(".login_to_authorize_html", :client_app_name => @client_app_name) %></p>
+    <p class="text-center text-muted fs-6 py-2 mb-0 bg-body"><%= t(".login_to_authorize_html", :client_app_name => @client_app_name) %></p>
   <% end %>
 
   <div class="header-illustration new-user-main auth-container mx-auto">
diff --git a/app/views/users/new.html.erb b/app/views/users/new.html.erb
index bf96c4577..a2a068360 100644
--- a/app/views/users/new.html.erb
+++ b/app/views/users/new.html.erb
@@ -7,7 +7,7 @@
 
 <% content_for :heading do %>
   <% if @client_app_name %>
-    <p class="text-center text-muted fs-6 py-2 mb-0 bg-white"><%= t(".signup_to_authorize_html", :client_app_name => @client_app_name) %></p>
+    <p class="text-center text-muted fs-6 py-2 mb-0 bg-body"><%= t(".signup_to_authorize_html", :client_app_name => @client_app_name) %></p>
   <% end %>
 
   <div class="header-illustration new-user-main auth-container mx-auto">