diff --git a/ansible/roles/qt5ct_setup/files/autoware.qss b/ansible/roles/qt5ct_setup/files/autoware.qss
index d0e2af381f7..3bd40b42527 100644
--- a/ansible/roles/qt5ct_setup/files/autoware.qss
+++ b/ansible/roles/qt5ct_setup/files/autoware.qss
@@ -1282,8 +1282,8 @@ QComboBox QAbstractItemView {
   height: 16px;
 }
 QComboBox {
-  selection-background-color: #303538;
-  selection-color: #fff;
+  selection-background-color: #84c2e6;
+  selection-color: #1b2023;
 }