diff --git a/lib/core/viewer/components/pdfViewer.component.scss b/lib/core/viewer/components/pdfViewer.component.scss
index 66c80ff469..be8e4a9948 100644
--- a/lib/core/viewer/components/pdfViewer.component.scss
+++ b/lib/core/viewer/components/pdfViewer.component.scss
@@ -1,4 +1,5 @@
 @mixin adf-pdf-viewer-theme($theme) {
+    $background: map-get($theme, background);
     $foreground: map-get($theme, foreground);
 
     .adf-viewer-content-container {
@@ -67,7 +68,7 @@
 
             .adf-toolbar .mat-toolbar {
                 max-height: 48px;
-                background-color: mat-color($primary, default-contrast, 1);
+                background-color: mat-color($background, card);
                 border-width: 0;
                 border-radius: 2px;
                 box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.24), 0 0 2px 0 rgba(0, 0, 0, 0.12);
@@ -80,6 +81,8 @@
 
                 & > input {
                     border: 1px solid mat-color($foreground, text, 0.07);
+                    background-color: mat-color($background, card);
+                    color: inherit;
                     font-size: 14px;
                     padding: 0;
                     height: 24px;