diff --git a/gtk2_ardour/dark.colors b/gtk2_ardour/dark.colors
index cd6a25d34e..63b85c4098 100644
--- a/gtk2_ardour/dark.colors
+++ b/gtk2_ardour/dark.colors
@@ -63,7 +63,7 @@
     <Color name="color 49" value="0x00660aff"/>
     <Color name="color 5" value="0x9dadc4ff"/>
     <Color name="color 50" value="0xeeeeecff"/>
-    <Color name="color 51" value="0x383d3766"/>
+    <Color name="color 51" value="0x383d37ff"/>
     <Color name="color 52" value="0xe8faa1ff"/>
     <Color name="color 53" value="0xf2c37dff"/>
     <Color name="color 54" value="0xf48352ff"/>
@@ -73,7 +73,7 @@
     <Color name="color 58" value="0x474f3fff"/>
     <Color name="color 59" value="0xb2baffff"/>
     <Color name="color 6" value="0x44bc50ff"/>
-    <Color name="color 60" value="0x50545aa0"/>
+    <Color name="color 60" value="0x50545aff"/>
     <Color name="color 61" value="0x20242ac0"/>
     <Color name="color 62" value="0x8894ff88"/>
     <Color name="color 63" value="0x5566ffff"/>
@@ -274,8 +274,6 @@
     <ColorAlias name="midi note selected" alias="color 59"/>
     <ColorAlias name="midi note velocity text" alias="color 32"/>
     <ColorAlias name="midi patch change fill" alias="color 60"/>
-    <ColorAlias name="midi patch change inactive channel fill" alias="color 60"/>
-    <ColorAlias name="midi patch change inactive channel outline" alias="color 61"/>
     <ColorAlias name="midi patch change outline" alias="color 26"/>
     <ColorAlias name="midi select rect fill" alias="color 62"/>
     <ColorAlias name="midi select rect outline" alias="color 63"/>
@@ -497,8 +495,8 @@
     <Modifier name="piano roll white" modifier="= alpha:0.4627"/>
     <Modifier name="audio track base" modifier="= alpha:0.4078"/>
     <Modifier name="automation track fill" modifier="= alpha:0.4078"/>
-    <Modifier name="modifier 51" modifier="= alpha:0.4"/>
-    <Modifier name="modifier 60" modifier="= alpha:0.6274"/>
+    <Modifier name="midi frame base" modifier="= alpha:0.4"/>
+    <Modifier name="midi patch change fill" modifier="= alpha:0.6274"/>
     <Modifier name="modifier 61" modifier="= alpha:0.7529"/>
     <Modifier name="modifier 62" modifier="= alpha:0.5333"/>
     <Modifier name="modifier 65" modifier="= alpha:0.3725"/>
diff --git a/gtk2_ardour/midi_region_view.cc b/gtk2_ardour/midi_region_view.cc
index 0d44a83e5e..2e1da30c37 100644
--- a/gtk2_ardour/midi_region_view.cc
+++ b/gtk2_ardour/midi_region_view.cc
@@ -3283,7 +3283,7 @@ MidiRegionView::set_frame_color()
 	if (_selected) {
 		f = ARDOUR_UI::config()->color ("selected region base");
 	} else if (high_enough_for_name) {
-		f= ARDOUR_UI::config()->color ("midi frame base");
+		f= ARDOUR_UI::config()->color_mod ("midi frame base", "midi frame base");
 	} else {
 		f = fill_color;
 	}
diff --git a/gtk2_ardour/patch_change.cc b/gtk2_ardour/patch_change.cc
index 530f903bad..1701e66b56 100644
--- a/gtk2_ardour/patch_change.cc
+++ b/gtk2_ardour/patch_change.cc
@@ -59,7 +59,7 @@ PatchChange::PatchChange(
 		parent,
 		height,
 		ARDOUR_UI::config()->color ("midi patch change outline"),
-		ARDOUR_UI::config()->color ("midi patch change fill"),
+		ARDOUR_UI::config()->color_mod ("midi patch change fill", "midi patch change fill"),
 		ArdourCanvas::Duple (x, y)
 		);