diff --git a/phet/res/mipmap-hdpi/ic_launcher.png b/phet/res/mipmap-hdpi/ic_launcher.png
index 29f8bb4..5027841 100644
Binary files a/phet/res/mipmap-hdpi/ic_launcher.png and b/phet/res/mipmap-hdpi/ic_launcher.png differ
diff --git a/phet/res/mipmap-hdpi/ic_launcher_foreground.png b/phet/res/mipmap-hdpi/ic_launcher_foreground.png
index b428c5f..063f0a1 100644
Binary files a/phet/res/mipmap-hdpi/ic_launcher_foreground.png and b/phet/res/mipmap-hdpi/ic_launcher_foreground.png differ
diff --git a/phet/res/mipmap-hdpi/ic_launcher_round.png b/phet/res/mipmap-hdpi/ic_launcher_round.png
index fda2e59..6e26d84 100644
Binary files a/phet/res/mipmap-hdpi/ic_launcher_round.png and b/phet/res/mipmap-hdpi/ic_launcher_round.png differ
diff --git a/phet/res/mipmap-mdpi/ic_launcher.png b/phet/res/mipmap-mdpi/ic_launcher.png
index 89d2b70..4856e5e 100644
Binary files a/phet/res/mipmap-mdpi/ic_launcher.png and b/phet/res/mipmap-mdpi/ic_launcher.png differ
diff --git a/phet/res/mipmap-mdpi/ic_launcher_foreground.png b/phet/res/mipmap-mdpi/ic_launcher_foreground.png
index d07ab1b..716c3b3 100644
Binary files a/phet/res/mipmap-mdpi/ic_launcher_foreground.png and b/phet/res/mipmap-mdpi/ic_launcher_foreground.png differ
diff --git a/phet/res/mipmap-mdpi/ic_launcher_round.png b/phet/res/mipmap-mdpi/ic_launcher_round.png
index 75d6ab4..ad8d0ff 100644
Binary files a/phet/res/mipmap-mdpi/ic_launcher_round.png and b/phet/res/mipmap-mdpi/ic_launcher_round.png differ
diff --git a/phet/res/mipmap-xhdpi/ic_launcher.png b/phet/res/mipmap-xhdpi/ic_launcher.png
index e81c0e2..e1fb500 100644
Binary files a/phet/res/mipmap-xhdpi/ic_launcher.png and b/phet/res/mipmap-xhdpi/ic_launcher.png differ
diff --git a/phet/res/mipmap-xhdpi/ic_launcher_foreground.png b/phet/res/mipmap-xhdpi/ic_launcher_foreground.png
index 21b292c..7d5dfc2 100644
Binary files a/phet/res/mipmap-xhdpi/ic_launcher_foreground.png and b/phet/res/mipmap-xhdpi/ic_launcher_foreground.png differ
diff --git a/phet/res/mipmap-xhdpi/ic_launcher_round.png b/phet/res/mipmap-xhdpi/ic_launcher_round.png
index 20030be..f4cb189 100644
Binary files a/phet/res/mipmap-xhdpi/ic_launcher_round.png and b/phet/res/mipmap-xhdpi/ic_launcher_round.png differ
diff --git a/phet/res/mipmap-xxhdpi/ic_launcher.png b/phet/res/mipmap-xxhdpi/ic_launcher.png
index db37305..36bb474 100644
Binary files a/phet/res/mipmap-xxhdpi/ic_launcher.png and b/phet/res/mipmap-xxhdpi/ic_launcher.png differ
diff --git a/phet/res/mipmap-xxhdpi/ic_launcher_foreground.png b/phet/res/mipmap-xxhdpi/ic_launcher_foreground.png
index 4c09e88..9438b93 100644
Binary files a/phet/res/mipmap-xxhdpi/ic_launcher_foreground.png and b/phet/res/mipmap-xxhdpi/ic_launcher_foreground.png differ
diff --git a/phet/res/mipmap-xxhdpi/ic_launcher_round.png b/phet/res/mipmap-xxhdpi/ic_launcher_round.png
index 8043786..1d76878 100644
Binary files a/phet/res/mipmap-xxhdpi/ic_launcher_round.png and b/phet/res/mipmap-xxhdpi/ic_launcher_round.png differ
diff --git a/phet/res/mipmap-xxxhdpi/ic_launcher.png b/phet/res/mipmap-xxxhdpi/ic_launcher.png
index 5b4a0f0..412f3d8 100644
Binary files a/phet/res/mipmap-xxxhdpi/ic_launcher.png and b/phet/res/mipmap-xxxhdpi/ic_launcher.png differ
diff --git a/phet/res/mipmap-xxxhdpi/ic_launcher_foreground.png b/phet/res/mipmap-xxxhdpi/ic_launcher_foreground.png
index 2e0b5f9..a356ad1 100644
Binary files a/phet/res/mipmap-xxxhdpi/ic_launcher_foreground.png and b/phet/res/mipmap-xxxhdpi/ic_launcher_foreground.png differ
diff --git a/phet/res/mipmap-xxxhdpi/ic_launcher_round.png b/phet/res/mipmap-xxxhdpi/ic_launcher_round.png
index 00e7582..97bb3a0 100644
Binary files a/phet/res/mipmap-xxxhdpi/ic_launcher_round.png and b/phet/res/mipmap-xxxhdpi/ic_launcher_round.png differ