diff --git a/app/mime/application-x-gambasscript.png b/app/mime/application-x-gambasscript.png
index 2fa2fdd58..a0b1b7eb2 100644
Binary files a/app/mime/application-x-gambasscript.png and b/app/mime/application-x-gambasscript.png differ
diff --git a/app/mime/application-x-gambasserverpage.png b/app/mime/application-x-gambasserverpage.png
index 5f76f8db2..d29e1e81d 100644
Binary files a/app/mime/application-x-gambasserverpage.png and b/app/mime/application-x-gambasserverpage.png differ
diff --git a/app/mime/application-x-gambasserverpage.xml b/app/mime/application-x-gambasserverpage.xml
index bcda91401..0758163e0 100644
--- a/app/mime/application-x-gambasserverpage.xml
+++ b/app/mime/application-x-gambasserverpage.xml
@@ -7,7 +7,7 @@
 		<comment xml:lang="fr">Page serveur Gambas</comment>
 
 		<magic priority="50">
-			<match value="#!/usr/bin/env gbw2" type="string" offset="0"/>
+			<match value="#!/usr/bin/env gbw3" type="string" offset="0"/>
 		</magic>
 	</mime-type>
 </mime-info>
\ No newline at end of file
diff --git a/app/src/gambas3/img/logo/logo-ide.png b/app/src/gambas3/img/logo/logo-ide.png
index e96266d4e..cb06c2d67 100644
Binary files a/app/src/gambas3/img/logo/logo-ide.png and b/app/src/gambas3/img/logo/logo-ide.png differ
diff --git a/comp/src/gb.dbus.trayicon/default-white.png b/comp/src/gb.dbus.trayicon/default-white.png
deleted file mode 100644
index 4a238721f..000000000
Binary files a/comp/src/gb.dbus.trayicon/default-white.png and /dev/null differ
diff --git a/comp/src/gb.dbus.trayicon/default.png b/comp/src/gb.dbus.trayicon/default.png
index 27beab013..dedf476db 100644
Binary files a/comp/src/gb.dbus.trayicon/default.png and b/comp/src/gb.dbus.trayicon/default.png differ
diff --git a/comp/src/gb.gui.base/.src/Picture.class b/comp/src/gb.gui.base/.src/Picture.class
index 4a219b748..703940ecc 100644
--- a/comp/src/gb.gui.base/.src/Picture.class
+++ b/comp/src/gb.gui.base/.src/Picture.class
@@ -58,7 +58,7 @@ Static Public Sub _get(Path As String) As Picture
     ' Support for dark themes
     
     If Not $bInit Then
-      If Color[Color.Desaturate(Color.Background)].Blue < 128 Or If Env["GB_GUI_DARK_THEME"] = "1" Then $bDarkTheme = True
+      If Color[Color.Background].Luminance < 128 Or If Env["GB_GUI_DARK_THEME"] = "1" Then $bDarkTheme = True
       $bInit = True
     Endif
     
diff --git a/main/mime/application-x-gambas3.png b/main/mime/application-x-gambas3.png
index c186e7893..cf733cc96 100644
Binary files a/main/mime/application-x-gambas3.png and b/main/mime/application-x-gambas3.png differ