diff --git a/.changeset/violet-beers-cross.md b/.changeset/violet-beers-cross.md
new file mode 100644
index 0000000000..bdbb9da64e
--- /dev/null
+++ b/.changeset/violet-beers-cross.md
@@ -0,0 +1,5 @@
+---
+'@backstage/core-components': patch
+---
+
+Change overlay header colors in the mobile menu to use navigation color from the theme
diff --git a/packages/core-components/src/layout/Sidebar/MobileSidebar.tsx b/packages/core-components/src/layout/Sidebar/MobileSidebar.tsx
index 5dcf31d884..e124036648 100644
--- a/packages/core-components/src/layout/Sidebar/MobileSidebar.tsx
+++ b/packages/core-components/src/layout/Sidebar/MobileSidebar.tsx
@@ -79,14 +79,14 @@ const useStyles = makeStyles<BackstageTheme, { sidebarConfig: SidebarConfig }>(
 
     overlayHeader: {
       display: 'flex',
-      color: theme.palette.text.primary,
+      color: theme.palette.navigation.color,
       alignItems: 'center',
       justifyContent: 'space-between',
       padding: theme.spacing(2, 3),
     },
 
     overlayHeaderClose: {
-      color: theme.palette.text.primary,
+      color: theme.palette.navigation.color,
     },
 
     marginMobileSidebar: props => ({