diff --git a/addons/web/static/src/legacy/scss/fields.scss b/addons/web/static/src/legacy/scss/fields.scss
index dfcd3fc38d8..200ea4e9e75 100644
--- a/addons/web/static/src/legacy/scss/fields.scss
+++ b/addons/web/static/src/legacy/scss/fields.scss
@@ -401,8 +401,8 @@
                 border-color: $o-brand-primary;
             }
             &:hover:not(.active) {
-                color: darken(map-get($grays, '300'), 30%);
-                border-color: darken(map-get($grays, '300'), 30%);
+                color: $o-gray-600;
+                border-color: $o-gray-600;
             }
         }
     }