diff --git a/packages/stack/src/navigators/__tests__/__snapshots__/NestedNavigator-test.js.snap b/packages/stack/src/navigators/__tests__/__snapshots__/NestedNavigator-test.js.snap
index 1a933723..8b820d2f 100644
--- a/packages/stack/src/navigators/__tests__/__snapshots__/NestedNavigator-test.js.snap
+++ b/packages/stack/src/navigators/__tests__/__snapshots__/NestedNavigator-test.js.snap
@@ -43,7 +43,6 @@ exports[`Nested navigators renders succesfully as direct child 1`] = `
     >
       <View
         accessibilityElementsHidden={false}
-        accessible={true}
         collapsable={undefined}
         pointerEvents="auto"
         style={
@@ -116,7 +115,6 @@ exports[`Nested navigators renders succesfully as direct child 1`] = `
             >
               <View
                 accessibilityElementsHidden={false}
-                accessible={true}
                 collapsable={undefined}
                 pointerEvents="auto"
                 style={
@@ -156,7 +154,7 @@ exports[`Nested navigators renders succesfully as direct child 1`] = `
                 collapsable={undefined}
                 style={
                   Object {
-                    "backgroundColor": "#F7F7F7",
+                    "backgroundColor": "#FFF",
                     "transform": Array [
                       Object {
                         "translateX": 0,
@@ -171,7 +169,7 @@ exports[`Nested navigators renders succesfully as direct child 1`] = `
                   pointerEvents="box-none"
                   style={
                     Object {
-                      "backgroundColor": "#F7F7F7",
+                      "backgroundColor": "#FFF",
                       "borderBottomColor": "#A7A7AA",
                       "borderBottomWidth": 0.5,
                       "height": 64,
@@ -221,7 +219,7 @@ exports[`Nested navigators renders succesfully as direct child 1`] = `
                       >
                         <Text
                           accessibilityTraits="header"
-                          accessible={true}
+                          accessible={false}
                           allowFontScaling={true}
                           collapsable={undefined}
                           ellipsizeMode="tail"
@@ -255,7 +253,7 @@ exports[`Nested navigators renders succesfully as direct child 1`] = `
         collapsable={undefined}
         style={
           Object {
-            "backgroundColor": "#F7F7F7",
+            "backgroundColor": "#FFF",
             "transform": Array [
               Object {
                 "translateX": 0,
@@ -270,7 +268,7 @@ exports[`Nested navigators renders succesfully as direct child 1`] = `
           pointerEvents="box-none"
           style={
             Object {
-              "backgroundColor": "#F7F7F7",
+              "backgroundColor": "#FFF",
               "borderBottomColor": "#A7A7AA",
               "borderBottomWidth": 0.5,
               "height": 64,
@@ -320,7 +318,7 @@ exports[`Nested navigators renders succesfully as direct child 1`] = `
               >
                 <Text
                   accessibilityTraits="header"
-                  accessible={true}
+                  accessible={false}
                   allowFontScaling={true}
                   collapsable={undefined}
                   ellipsizeMode="tail"
diff --git a/packages/stack/src/navigators/__tests__/__snapshots__/StackNavigator-test.js.snap b/packages/stack/src/navigators/__tests__/__snapshots__/StackNavigator-test.js.snap
index 0784d6a9..01f79c71 100644
--- a/packages/stack/src/navigators/__tests__/__snapshots__/StackNavigator-test.js.snap
+++ b/packages/stack/src/navigators/__tests__/__snapshots__/StackNavigator-test.js.snap
@@ -43,7 +43,6 @@ exports[`StackNavigator applies correct values when headerRight is present 1`] =
     >
       <View
         accessibilityElementsHidden={false}
-        accessible={true}
         collapsable={undefined}
         pointerEvents="auto"
         style={
@@ -149,7 +148,7 @@ exports[`StackNavigator applies correct values when headerRight is present 1`] =
               >
                 <Text
                   accessibilityTraits="header"
-                  accessible={true}
+                  accessible={false}
                   allowFontScaling={true}
                   collapsable={undefined}
                   ellipsizeMode="tail"
@@ -238,7 +237,6 @@ exports[`StackNavigator renders successfully 1`] = `
     >
       <View
         accessibilityElementsHidden={false}
-        accessible={true}
         collapsable={undefined}
         pointerEvents="auto"
         style={
@@ -344,7 +342,7 @@ exports[`StackNavigator renders successfully 1`] = `
               >
                 <Text
                   accessibilityTraits="header"
-                  accessible={true}
+                  accessible={false}
                   allowFontScaling={true}
                   collapsable={undefined}
                   ellipsizeMode="tail"
diff --git a/packages/stack/src/views/Header/Header.js b/packages/stack/src/views/Header/Header.js
index b742e094..189b7115 100644
--- a/packages/stack/src/views/Header/Header.js
+++ b/packages/stack/src/views/Header/Header.js
@@ -654,7 +654,7 @@ if (Platform.OS === 'ios') {
   };
 }
 
-const DEFAULT_BACKGROUND_COLOR = Platform.OS === 'ios' ? '#F7F7F7' : '#FFF';
+const DEFAULT_BACKGROUND_COLOR = '#FFF';
 
 const styles = StyleSheet.create({
   container: {