diff --git a/arduino-ide-extension/src/browser/data/dark.color-theme.json b/arduino-ide-extension/src/browser/data/dark.color-theme.json
index 6930a193b..a84225183 100644
--- a/arduino-ide-extension/src/browser/data/dark.color-theme.json
+++ b/arduino-ide-extension/src/browser/data/dark.color-theme.json
@@ -47,6 +47,7 @@
     "arduino.output.background": "#000000",
     "arduino.toolbar.button.hoverBackground": "#dae3e3",
     "arduino.toolbar.button.background": "#0ca1a6",
+    "arduino.toolbar.toggleBackground": "#f1c40f",
     "sideBar.background": "#101618",
     "sideBar.foreground": "#dae3e3",
     "input.background": "#000000",
diff --git a/arduino-ide-extension/src/browser/data/default.color-theme.json b/arduino-ide-extension/src/browser/data/default.color-theme.json
index 54d3e7101..ad4338f56 100644
--- a/arduino-ide-extension/src/browser/data/default.color-theme.json
+++ b/arduino-ide-extension/src/browser/data/default.color-theme.json
@@ -47,6 +47,7 @@
     "arduino.output.background": "#000000",
     "arduino.toolbar.button.hoverBackground": "#f7f9f9",
     "arduino.toolbar.button.background": "#7fcbcd",
+    "arduino.toolbar.toggleBackground": "#f1c40f",
     "sideBar.background": "#f7f9f9",
     "sideBar.foreground": "#4e5b61",
     "input.background": "#ffffff",