diff --git a/frontend/less/hazyblue-vertical/variables.less b/frontend/less/hazyblue-vertical/variables.less
index 29f4775768..a254c743fd 100644
--- a/frontend/less/hazyblue-vertical/variables.less
+++ b/frontend/less/hazyblue-vertical/variables.less
@@ -20,4 +20,4 @@
 
 @well-bg: @white-color;
 
-@modal-backdrop-bg: #a3adc7;
\ No newline at end of file
+@modal-backdrop-bg: #a3b0c7;
\ No newline at end of file