Improve minimap slider contrast

[simurai]

This improves the slider contrast for the minimap. It also keeps it in sync with the editor scrollbars.

Closes #200

Screenshots

Before	After

Merge checklist

• Added/updated colors
• Added/updated documentation/README
• Tested in GitHub Light Default + GitHub Dark Default theme

Take a look at the Contribute section for more information on how test your changes locally.

[changeset-bot]

🦋 Changeset detected

Latest commit: 2c27f5d

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
github-vscode-theme	Patch

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[github-actions]

Colors changed

--- base/themes/dark-colorblind.json	2023-01-05 03:28:08.140266681 +0000
+++ themes/dark-colorblind.json	2023-01-05 03:28:04.932188186 +0000
@@ -143,6 +143,9 @@
     "scrollbar.shadow": "#484f5833",
-    "scrollbarSlider.background": "#6e768133",
-    "scrollbarSlider.hoverBackground": "#6e768145",
-    "scrollbarSlider.activeBackground": "#6e768187",
+    "scrollbarSlider.background": "#8b949e33",
+    "scrollbarSlider.hoverBackground": "#8b949e3d",
+    "scrollbarSlider.activeBackground": "#8b949e47",
     "editorOverviewRuler.border": "#010409",
+    "minimapSlider.background": "#8b949e33",
+    "minimapSlider.hoverBackground": "#8b949e3d",
+    "minimapSlider.activeBackground": "#8b949e47",
     "panel.background": "#010409",
--- base/themes/dark-default.json	2023-01-05 03:28:08.140266681 +0000
+++ themes/dark-default.json	2023-01-05 03:28:04.932188186 +0000
@@ -143,6 +143,9 @@
     "scrollbar.shadow": "#484f5833",
-    "scrollbarSlider.background": "#6e768133",
-    "scrollbarSlider.hoverBackground": "#6e768145",
-    "scrollbarSlider.activeBackground": "#6e768187",
+    "scrollbarSlider.background": "#8b949e33",
+    "scrollbarSlider.hoverBackground": "#8b949e3d",
+    "scrollbarSlider.activeBackground": "#8b949e47",
     "editorOverviewRuler.border": "#010409",
+    "minimapSlider.background": "#8b949e33",
+    "minimapSlider.hoverBackground": "#8b949e3d",
+    "minimapSlider.activeBackground": "#8b949e47",
     "panel.background": "#010409",
--- base/themes/dark-dimmed.json	2023-01-05 03:28:08.140266681 +0000
+++ themes/dark-dimmed.json	2023-01-05 03:28:04.932188186 +0000
@@ -143,6 +143,9 @@
     "scrollbar.shadow": "#545d6833",
-    "scrollbarSlider.background": "#636e7b33",
-    "scrollbarSlider.hoverBackground": "#636e7b45",
-    "scrollbarSlider.activeBackground": "#636e7b87",
+    "scrollbarSlider.background": "#76839033",
+    "scrollbarSlider.hoverBackground": "#7683903d",
+    "scrollbarSlider.activeBackground": "#76839047",
     "editorOverviewRuler.border": "#1c2128",
+    "minimapSlider.background": "#76839033",
+    "minimapSlider.hoverBackground": "#7683903d",
+    "minimapSlider.activeBackground": "#76839047",
     "panel.background": "#1c2128",
--- base/themes/dark-high-contrast.json	2023-01-05 03:28:08.140266681 +0000
+++ themes/dark-high-contrast.json	2023-01-05 03:28:04.932188186 +0000
@@ -147,6 +147,9 @@
     "scrollbar.shadow": "#7a828e33",
-    "scrollbarSlider.background": "#9ea7b333",
-    "scrollbarSlider.hoverBackground": "#9ea7b345",
-    "scrollbarSlider.activeBackground": "#9ea7b387",
+    "scrollbarSlider.background": "#bdc4cc33",
+    "scrollbarSlider.hoverBackground": "#bdc4cc3d",
+    "scrollbarSlider.activeBackground": "#bdc4cc47",
     "editorOverviewRuler.border": "#010409",
+    "minimapSlider.background": "#bdc4cc33",
+    "minimapSlider.hoverBackground": "#bdc4cc3d",
+    "minimapSlider.activeBackground": "#bdc4cc47",
     "panel.background": "#010409",
--- base/themes/light-colorblind.json	2023-01-05 03:28:08.140266681 +0000
+++ themes/light-colorblind.json	2023-01-05 03:28:04.932188186 +0000
@@ -144,5 +144,8 @@
     "scrollbarSlider.background": "#8c959f33",
-    "scrollbarSlider.hoverBackground": "#8c959f45",
-    "scrollbarSlider.activeBackground": "#8c959f87",
+    "scrollbarSlider.hoverBackground": "#8c959f3d",
+    "scrollbarSlider.activeBackground": "#8c959f47",
     "editorOverviewRuler.border": "#ffffff",
+    "minimapSlider.background": "#8c959f33",
+    "minimapSlider.hoverBackground": "#8c959f3d",
+    "minimapSlider.activeBackground": "#8c959f47",
     "panel.background": "#f6f8fa",
--- base/themes/light-default.json	2023-01-05 03:28:08.140266681 +0000
+++ themes/light-default.json	2023-01-05 03:28:04.928188089 +0000
@@ -144,5 +144,8 @@
     "scrollbarSlider.background": "#8c959f33",
-    "scrollbarSlider.hoverBackground": "#8c959f45",
-    "scrollbarSlider.activeBackground": "#8c959f87",
+    "scrollbarSlider.hoverBackground": "#8c959f3d",
+    "scrollbarSlider.activeBackground": "#8c959f47",
     "editorOverviewRuler.border": "#ffffff",
+    "minimapSlider.background": "#8c959f33",
+    "minimapSlider.hoverBackground": "#8c959f3d",
+    "minimapSlider.activeBackground": "#8c959f47",
     "panel.background": "#f6f8fa",
--- base/themes/light-high-contrast.json	2023-01-05 03:28:08.140266681 +0000
+++ themes/light-high-contrast.json	2023-01-05 03:28:04.928188089 +0000
@@ -147,5 +147,8 @@
     "scrollbarSlider.background": "#88929d33",
-    "scrollbarSlider.hoverBackground": "#88929d45",
-    "scrollbarSlider.activeBackground": "#88929d87",
+    "scrollbarSlider.hoverBackground": "#88929d3d",
+    "scrollbarSlider.activeBackground": "#88929d47",
     "editorOverviewRuler.border": "#ffffff",
+    "minimapSlider.background": "#88929d33",
+    "minimapSlider.hoverBackground": "#88929d3d",
+    "minimapSlider.activeBackground": "#88929d47",
     "panel.background": "#ffffff",

[broccolinisoup]

Looks great! 🚀