diff --git a/src/css/themes/default.css b/src/css/themes/default.css
index 88520a0a7..0a58e19e5 100644
--- a/src/css/themes/default.css
+++ b/src/css/themes/default.css
@@ -263,8 +263,8 @@
     --cm-merge-chunk-surface: rgb(var(--surface-0-rgb) / 40%);
     --cm-negative: #e32f00; /* h:15 S:100 Luv:50 */
     --cm-positive: #008a21; /* h:130 S:100 Luv:50 */
-    --cm-selection-surface: rgb(var(--gray-90));
-    --cm-selection-focused-surface: rgb(var(--primary-90));
+    --cm-selection-surface: rgb(var(--gray-70));
+    --cm-selection-focused-surface: rgb(var(--primary-70));
     --cm-searching-ink: black;
     --cm-searching-surface: #fee300cc /* h75 S:100 Luv:90 a:80% */;
     --cm-search-match-surface: rgb(var(--yellow-40) / 50%);
@@ -344,8 +344,8 @@
     --cm-matchingbracket: rgb(var(--green-30) / 50%);
     --cm-negative: #ff8982; /* h:15 S:100 Luv:70 */
     --cm-positive: #00c634; /* h:130 S:100 Luv:70 */
-    --cm-selection-surface: rgb(var(--gray-20));
-    --cm-selection-focused-surface: rgb(var(--primary-20));
+    --cm-selection-surface: rgb(var(--gray-40));
+    --cm-selection-focused-surface: rgb(var(--primary-40));
     --cm-searching-ink: black;
     --cm-searching-surface: #fee300cc /* h75 S:100 Luv:90 a:80% */;