diff --git a/crates/nu-cli/src/commands/to_html.rs b/crates/nu-cli/src/commands/to_html.rs
index 525e2162e0..b2ea34384a 100644
--- a/crates/nu-cli/src/commands/to_html.rs
+++ b/crates/nu-cli/src/commands/to_html.rs
@@ -207,7 +207,11 @@ async fn to_html(
                             _ => {}
                         }
                     }
-                    _ => {}
+                    _ => {
+                        let output = pretty_hex::pretty_hex(&b);
+
+                        output_string.push_str(&output);
+                    }
                 }
             }
             UntaggedValue::Primitive(Primitive::String(ref b)) => {