diff --git a/core/css/guest.css b/core/css/guest.css
index 68d980ec76927060f9b29a09bfd72f14f1295e40..835d34c6beb0d0da334b0509fca54f15e5aee835 100755
--- a/core/css/guest.css
+++ b/core/css/guest.css
@@ -15,6 +15,10 @@
     --logo: url("../img/logo@2x.svg");
 }
 
+html:root, [data-theme-light] {
+    --color-error: #fb3845;
+}
+
 body[data-themes="dark"] , body[data-themes="dark-highcontrast"]{
     --color-main-background: #181818;
     --input-background-color: #181818;