diff --git a/packages/core/src/_dark-theme.scss b/packages/core/src/_dark-theme.scss
new file mode 100644
index 0000000000..11d15b3149
--- /dev/null
+++ b/packages/core/src/_dark-theme.scss
@@ -0,0 +1,8 @@
+// Copyright 2021 Palantir Technologies, Inc. All rights reserved.
+// Licensed under the Apache License, Version 2.0.
+
+.#{$ns}-dark {
+  // this tells the browser to use a dark theme UI, which is most useful for enabling
+  // dark scrollbars (only works in Chrome and Edge, not IE or Firefox)
+  color-scheme: dark;
+}
diff --git a/packages/core/src/blueprint.scss b/packages/core/src/blueprint.scss
index 0e2ab40bce..08d9bfc575 100644
--- a/packages/core/src/blueprint.scss
+++ b/packages/core/src/blueprint.scss
@@ -13,6 +13,7 @@ Licensed under the Apache License, Version 2.0.
 @import "reset";
 @import "typography";
 @import "accessibility/focus-states";
+@import "dark-theme";
 
 // Button variables and overrides
 $button-active-minimal-intent-text-modern: (