diff --git a/platform/util/resources/misc/registry.properties b/platform/util/resources/misc/registry.properties
index a2c19a2cd7c1..10c4bcc8fb85 100644
--- a/platform/util/resources/misc/registry.properties
+++ b/platform/util/resources/misc/registry.properties
@@ -147,64 +147,64 @@ ide.scroll.layout.header.over.corner.description=Expand a scroll pane header if
 ide.scroll.thumb.small.if.opaque=false
 ide.scroll.thumb.small.if.opaque.description=Allows to tune an opaque thumb thickness. Affects Windows and Linux only.
 
-ide.editor.thumb.experimental=false
+ide.editor.thumb.experimental=true
 ide.editor.thumb.experimental.description=Another approach to paint editor's scroll thumb.
 
-mac.editor.thumb.darcula.border=31
+mac.editor.thumb.darcula.border=33
 mac.editor.thumb.darcula.border.description=Allows to tune an experimental thumb border in the editor component.
 
-mac.editor.thumb.darcula.fill.min=140
+mac.editor.thumb.darcula.fill.min=133
 mac.editor.thumb.darcula.fill.min.description=Allows to tune an experimental thumb color in the editor component.
 
-mac.editor.thumb.darcula.fill.max=161
+mac.editor.thumb.darcula.fill.max=150
 mac.editor.thumb.darcula.fill.max.description=Allows to tune an experimental thumb color in the editor component.
 
-mac.editor.thumb.darcula.alpha.base=102
+mac.editor.thumb.darcula.alpha.base=128
 mac.editor.thumb.darcula.alpha.base.description=Allows to tune an experimental thumb color in the editor component.
 
-mac.editor.thumb.darcula.alpha.delta=153
+mac.editor.thumb.darcula.alpha.delta=127
 mac.editor.thumb.darcula.alpha.delta.description=Allows to tune an experimental thumb color in the editor component.
 
-mac.editor.thumb.default.fill.min=89
+mac.editor.thumb.default.fill.min=90
 mac.editor.thumb.default.fill.min.description=Allows to tune an experimental thumb color in the editor component.
 
-mac.editor.thumb.default.fill.max=115
+mac.editor.thumb.default.fill.max=50
 mac.editor.thumb.default.fill.max.description=Allows to tune an experimental thumb color in the editor component.
 
-mac.editor.thumb.default.alpha.base=102
+mac.editor.thumb.default.alpha.base=75
 mac.editor.thumb.default.alpha.base.description=Allows to tune an experimental thumb color in the editor component.
 
-mac.editor.thumb.default.alpha.delta=153
+mac.editor.thumb.default.alpha.delta=120
 mac.editor.thumb.default.alpha.delta.description=Allows to tune an experimental thumb color in the editor component.
 
-win.editor.thumb.darcula.border=31
+win.editor.thumb.darcula.border=33
 win.editor.thumb.darcula.border.description=Allows to tune an experimental thumb border in the editor component.
 
-win.editor.thumb.darcula.fill.min=140
+win.editor.thumb.darcula.fill.min=133
 win.editor.thumb.darcula.fill.min.description=Allows to tune an experimental thumb color in the editor component.
 
-win.editor.thumb.darcula.fill.max=161
+win.editor.thumb.darcula.fill.max=143
 win.editor.thumb.darcula.fill.max.description=Allows to tune an experimental thumb color in the editor component.
 
-win.editor.thumb.darcula.alpha.base=89
+win.editor.thumb.darcula.alpha.base=128
 win.editor.thumb.darcula.alpha.base.description=Allows to tune an experimental thumb color in the editor component.
 
-win.editor.thumb.darcula.alpha.delta=166
+win.editor.thumb.darcula.alpha.delta=127
 win.editor.thumb.darcula.alpha.delta.description=Allows to tune an experimental thumb color in the editor component.
 
-win.editor.thumb.default.border=140
+win.editor.thumb.default.border=152
 win.editor.thumb.default.border.description=Allows to tune an experimental thumb border in the editor component.
 
-win.editor.thumb.default.fill.min=158
+win.editor.thumb.default.fill.min=193
 win.editor.thumb.default.fill.min.description=Allows to tune an experimental thumb color in the editor component.
 
-win.editor.thumb.default.fill.max=189
+win.editor.thumb.default.fill.max=163
 win.editor.thumb.default.fill.max.description=Allows to tune an experimental thumb color in the editor component.
 
-win.editor.thumb.default.alpha.base=140
+win.editor.thumb.default.alpha.base=120
 win.editor.thumb.default.alpha.base.description=Allows to tune an experimental thumb color in the editor component.
 
-win.editor.thumb.default.alpha.delta=115
+win.editor.thumb.default.alpha.delta=135
 win.editor.thumb.default.alpha.delta.description=Allows to tune an experimental thumb color in the editor component.
 
 mac.scroll.thumb.darcula.fill=166