Added light medium color scheme variant.

gruvbox-material-light-medium.conf

@@ -0,0 +1,44 @@
+background #fbf1c7
+foreground #764e37
+
+selection_background #764e37
+selection_foreground #fbf1c7
+
+active_tab_background   #fbf1c7
+active_tab_foreground   #764e37
+active_tab_font_style   bold-italic
+inactive_tab_background #fbf1c7
+inactive_tab_foreground #7c6f64
+inactive_tab_font_style normal
+
+# Black
+color0 #bdae93
+color8 #928374
+
+# Red
+color1 #c74545
+color9 #c74545
+
+# Green
+color2  #6c782e
+color10 #6c782e
+
+# Yellow
+color3  #c55b03
+color11 #b47109
+
+# Blue
+color4  #47747e
+color12 #47747e
+
+# Magenta
+color5  #945e80
+color13 #945e80
+
+# Cyan
+color6  #4c7a5d
+color14 #4c7a5d
+
+# White
+color7  #764e37
+color15 #764e37