diff --git a/src/app.rs b/src/app.rs
index bfffc24..3f599fd 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -2436,7 +2436,11 @@ impl ProfApp {
 
                     body.row(height, |mut row| {
                         row.col(|ui| {
-                            ui.strong(k);
+                            if let Some(color) = color {
+                                ui.label(RichText::new(k).color(color).strong());
+                            } else {
+                                ui.strong(k);
+                            }
                         });
                         row.col(|ui| {
                             if let Some(x) =
diff --git a/src/main.rs b/src/main.rs
index d0d3dd6..e3f2e1c 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -218,7 +218,11 @@ impl RandomDataSource {
                                 Field::Interval(Interval::new(start, stop)),
                                 None,
                             ),
-                            (self.item_uid_field, Field::U64(item_uid.0), None),
+                            (
+                                self.item_uid_field,
+                                Field::U64(item_uid.0),
+                                Some(Color32::RED),
+                            ),
                         ],
                     });
                 }