diff --git a/packages/styles/scss/components/modal/_modal.scss b/packages/styles/scss/components/modal/_modal.scss
index 8ee5e5321aa4..81ddc701c314 100644
--- a/packages/styles/scss/components/modal/_modal.scss
+++ b/packages/styles/scss/components/modal/_modal.scss
@@ -62,9 +62,15 @@
     .#{$prefix}--dropdown-list,
     .#{$prefix}--number input[type='number'],
     .#{$prefix}--date-picker__input,
-    .#{$prefix}--multi-select {
+    .#{$prefix}--multi-select,
+    .#{$prefix}--number__control-btn::before,
+    .#{$prefix}--number__control-btn::after {
       background-color: $field-02;
     }
+
+    .#{$prefix}--number__rule-divider {
+      background-color: $border-subtle-02;
+    }
   }
 
   .#{$prefix}--modal.is-visible .#{$prefix}--modal-container {