diff --git a/data/themes/Makefile.am b/data/themes/Makefile.am
index 573df4d65..827520e9d 100644
--- a/data/themes/Makefile.am
+++ b/data/themes/Makefile.am
@@ -10,6 +10,9 @@ install_DATA = \
 	DarkOrange.theme \
 	Gray.theme \
 	Grey-Blue.theme \
+	Material_Blue-Grey.theme \
+	Material_Grey_(Dark).theme \
+	Material_Grey_(Light).theme \
 	MonoChrom.theme \
 	Neutrino-3.0.theme \
 	Olive.theme \
diff --git a/data/themes/Material_Blue-Grey.theme b/data/themes/Material_Blue-Grey.theme
new file mode 100644
index 000000000..ff19717fc
--- /dev/null
+++ b/data/themes/Material_Blue-Grey.theme
@@ -0,0 +1,115 @@
+# https://material.google.com/style/color.html#color-color-palette
+# http://maettig.com/?page=PHP/CSS_Color_Converter
+
+# 900
+menu_Head_red=15
+menu_Head_green=20
+menu_Head_blue=22
+menu_Head_alpha=10
+
+menu_Head_gradient=0
+menu_Head_gradient_direction=1
+
+# 500
+menu_Content_red=38
+menu_Content_green=49
+menu_Content_blue=55
+menu_Content_alpha=10
+
+# 700
+menu_Content_Selected_red=27
+menu_Content_Selected_green=35
+menu_Content_Selected_blue=39
+menu_Content_Selected_alpha=10
+
+# 500
+menu_Content_inactive_red=38
+menu_Content_inactive_green=49
+menu_Content_inactive_blue=55
+menu_Content_inactive_alpha=10
+
+menu_Separator_gradient_enable=0
+
+# 700
+menu_Foot_red=27
+menu_Foot_green=35
+menu_Foot_blue=39
+menu_Foot_alpha=10
+
+menu_ButtonBar_gradient=0
+menu_ButtonBar_gradient_direction=1
+
+menu_Hint_gradient=0
+menu_Hint_gradient_direction=1
+
+# 500
+infobar_red=38
+infobar_green=49
+infobar_blue=55
+infobar_alpha=10
+
+# 500
+infobar_casystem_red=38
+infobar_casystem_green=49
+infobar_casystem_blue=55
+infobar_casystem_alpha=10
+
+infobar_gradient_top=0
+infobar_gradient_top_direction=1
+
+infobar_gradient_body=0
+infobar_gradient_body_direction=1
+
+infobar_gradient_bottom=0
+infobar_gradient_bottom_direction=1
+
+# 200
+clock_Digit_red=69
+clock_Digit_green=75
+clock_Digit_blue=77
+clock_Digit_alpha=0
+
+#200
+colored_events_red=69
+colored_events_green=75
+colored_events_blue=77
+colored_events_alpha=0
+
+colored_events_channellist=2
+colored_events_infobar=2
+
+# 50
+menu_Head_Text_red=93
+menu_Head_Text_green=94
+menu_Head_Text_blue=95
+menu_Head_Text_alpha=0
+
+# 50
+menu_Content_Text_red=93
+menu_Content_Text_green=94
+menu_Content_Text_blue=95
+menu_Content_Text_alpha=0
+
+# 50
+menu_Content_Selected_Text_red=93
+menu_Content_Selected_Text_green=94
+menu_Content_Selected_Text_blue=95
+menu_Content_Selected_Text_alpha=0
+
+# 300
+menu_Content_inactive_Text_red=56
+menu_Content_inactive_Text_green=64
+menu_Content_inactive_Text_blue=68
+menu_Content_inactive_Text_alpha=0
+
+# 50
+menu_Foot_Text_red=93
+menu_Foot_Text_green=94
+menu_Foot_Text_blue=95
+menu_Foot_Text_alpha=0
+
+# 50
+infobar_Text_red=93
+infobar_Text_green=94
+infobar_Text_blue=95
+infobar_Text_alpha=0
diff --git a/data/themes/Material_Grey_(Dark).theme b/data/themes/Material_Grey_(Dark).theme
new file mode 100644
index 000000000..2d65c5b10
--- /dev/null
+++ b/data/themes/Material_Grey_(Dark).theme
@@ -0,0 +1,115 @@
+# https://material.google.com/style/color.html#color-color-palette
+# http://maettig.com/?page=PHP/CSS_Color_Converter
+
+# 900
+menu_Head_red=13
+menu_Head_green=13
+menu_Head_blue=13
+menu_Head_alpha=10
+
+menu_Head_gradient=0
+menu_Head_gradient_direction=1
+
+# 800
+menu_Content_red=26
+menu_Content_green=26
+menu_Content_blue=26
+menu_Content_alpha=10
+
+# 700
+menu_Content_Selected_red=38
+menu_Content_Selected_green=38
+menu_Content_Selected_blue=38
+menu_Content_Selected_alpha=10
+
+# 800
+menu_Content_inactive_red=26
+menu_Content_inactive_green=26
+menu_Content_inactive_blue=26
+menu_Content_inactive_alpha=10
+
+menu_Separator_gradient_enable=0
+
+# 900
+menu_Foot_red=13
+menu_Foot_green=13
+menu_Foot_blue=13
+menu_Foot_alpha=10
+
+menu_ButtonBar_gradient=0
+menu_ButtonBar_gradient_direction=1
+
+menu_Hint_gradient=0
+menu_Hint_gradient_direction=1
+
+# 800
+infobar_red=26
+infobar_green=26
+infobar_blue=26
+infobar_alpha=10
+
+# 800
+infobar_casystem_red=26
+infobar_casystem_green=26
+infobar_casystem_blue=26
+infobar_casystem_alpha=10
+
+infobar_gradient_top=0
+infobar_gradient_top_direction=1
+
+infobar_gradient_body=0
+infobar_gradient_body_direction=1
+
+infobar_gradient_bottom=0
+infobar_gradient_bottom_direction=1
+
+# 500
+clock_Digit_red=62
+clock_Digit_green=62
+clock_Digit_blue=62
+clock_Digit_alpha=0
+
+# 500
+colored_events_red=62
+colored_events_green=62
+colored_events_blue=62
+colored_events_alpha=0
+
+colored_events_channellist=2
+colored_events_infobar=2
+
+# 50
+menu_Head_Text_red=98
+menu_Head_Text_green=98
+menu_Head_Text_blue=98
+menu_Head_Text_alpha=0
+
+# 50
+menu_Content_Text_red=98
+menu_Content_Text_green=98
+menu_Content_Text_blue=98
+menu_Content_Text_alpha=0
+
+# 50
+menu_Content_Selected_Text_red=98
+menu_Content_Selected_Text_green=98
+menu_Content_Selected_Text_blue=98
+menu_Content_Selected_Text_alpha=0
+
+# 500
+menu_Content_inactive_Text_red=62
+menu_Content_inactive_Text_green=62
+menu_Content_inactive_Text_blue=62
+menu_Content_inactive_Text_alpha=0
+
+# 50
+menu_Foot_Text_red=98
+menu_Foot_Text_green=98
+menu_Foot_Text_blue=98
+menu_Foot_Text_alpha=0
+
+# 50
+infobar_Text_red=98
+infobar_Text_green=98
+infobar_Text_blue=98
+infobar_Text_alpha=0
diff --git a/data/themes/Material_Grey_(Light).theme b/data/themes/Material_Grey_(Light).theme
new file mode 100644
index 000000000..f261dd3df
--- /dev/null
+++ b/data/themes/Material_Grey_(Light).theme
@@ -0,0 +1,116 @@
+# https://material.google.com/style/color.html#color-color-palette
+# http://maettig.com/?page=PHP/CSS_Color_Converter
+
+# 800
+menu_Head_red=26
+menu_Head_green=26
+menu_Head_blue=26
+menu_Head_alpha=10
+
+menu_Head_gradient=0
+menu_Head_gradient_direction=1
+
+# 600
+menu_Content_red=46
+menu_Content_green=46
+menu_Content_blue=46
+menu_Content_alpha=10
+
+# 700
+menu_Content_Selected_red=38
+menu_Content_Selected_green=38
+menu_Content_Selected_blue=38
+menu_Content_Selected_alpha=10
+
+# 600
+menu_Content_inactive_red=46
+menu_Content_inactive_green=46
+menu_Content_inactive_blue=46
+menu_Content_inactive_alpha=10
+
+menu_Separator_gradient_enable=0
+
+# 700
+menu_Foot_red=38
+menu_Foot_green=38
+menu_Foot_blue=38
+menu_Foot_alpha=10
+
+menu_ButtonBar_gradient=0
+menu_ButtonBar_gradient_direction=1
+
+menu_Hint_gradient=0
+menu_Hint_gradient_direction=1
+
+# 600
+infobar_red=46
+infobar_green=46
+infobar_blue=46
+infobar_alpha=10
+
+# 600
+infobar_casystem_red=46
+infobar_casystem_green=46
+infobar_casystem_blue=46
+infobar_casystem_alpha=10
+
+infobar_gradient_top=0
+infobar_gradient_top_direction=1
+
+infobar_gradient_body=0
+infobar_gradient_body_direction=1
+
+infobar_gradient_bottom=0
+infobar_gradient_bottom_direction=1
+
+# 400
+clock_Digit_red=74
+clock_Digit_green=74
+clock_Digit_blue=74
+clock_Digit_alpha=0
+
+# 400
+colored_events_red=74
+colored_events_green=74
+colored_events_blue=74
+colored_events_alpha=0
+
+colored_events_channellist=2
+colored_events_infobar=2
+
+# 100
+menu_Head_Text_red=96
+menu_Head_Text_green=96
+menu_Head_Text_blue=96
+menu_Head_Text_alpha=0
+
+# 100
+menu_Content_Text_red=96
+menu_Content_Text_green=96
+menu_Content_Text_blue=96
+menu_Content_Text_alpha=0
+
+# 100
+menu_Content_Selected_Text_red=96
+menu_Content_Selected_Text_green=96
+menu_Content_Selected_Text_blue=96
+menu_Content_Selected_Text_alpha=0
+
+# 400
+menu_Content_inactive_Text_red=74
+menu_Content_inactive_Text_green=74
+menu_Content_inactive_Text_blue=74
+menu_Content_inactive_Text_alpha=0
+
+# 100
+menu_Foot_Text_red=96
+menu_Foot_Text_green=96
+menu_Foot_Text_blue=96
+menu_Foot_Text_alpha=0
+
+# 100
+infobar_Text_red=96
+infobar_Text_green=96
+infobar_Text_blue=96
+
+infobar_Text_alpha=0