diff --git a/pxtarget.json b/pxtarget.json
index 952a9e46..6020ad55 100644
--- a/pxtarget.json
+++ b/pxtarget.json
@@ -53,10 +53,10 @@
         "deployDrives": "^MICROBIT"
     },
     "runtime": {
-      "mathBlocks": true,
-      "loopsBlocks": true,
-      "logicBlocks": true,
-      "variablesBlocks": true
+        "mathBlocks": true,
+        "loopsBlocks": true,
+        "logicBlocks": true,
+        "variablesBlocks": true
     },
     "simulator": {
         "autoRun": true,
@@ -72,10 +72,11 @@
         "log": true
     },
     "appTheme": {
+        "accentColor": "#5C2D91",
         "logoUrl": "https://m.pxt.io/about",
         "logo": "./static/microbit.simplified.svg",
         "docsLogo": "./static/microbit.simplified.svg",
-        "portraitLogo":"./static/microbit.simplified.svg",
+        "portraitLogo": "./static/microbit.simplified.svg",
         "footerLogo": "./static/microbit.simplified.svg",
         "organizationLogo": "./static/Microsoft-logo_rgb_c-gray.png",
         "homeUrl": "https://m.pxt.io/",
@@ -103,4 +104,4 @@
             }
         ]
     }
-}
+}
\ No newline at end of file