diff --git a/_assets/styles/_sublime-theme.scss b/_assets/styles/_sublime-theme.scss
index 819997ada..00082f42a 100644
--- a/_assets/styles/_sublime-theme.scss
+++ b/_assets/styles/_sublime-theme.scss
@@ -8,6 +8,12 @@ $quaternary: #a55054;
 $primary-text-emphasis: $primary;
 $spacer: 1rem;
 $body-color: #1d1916;
+
+// The navbar is `bg-dark`, which until now meant Bootstrap's own #212529: a
+// colour this palette never chose. Against parchment nobody could tell, but
+// a page with a dark section under the navbar puts a cool grey directly on
+// our warm ink and it reads as a mistake. Our dark is the ink.
+$dark: $body-color;
 $body-bg: #e7e7d6;
 $pagination-border-width: 2px;
 $pagination-border-color: $tertiary;