diff --git a/projects/aca-content/src/lib/ui/colors.scss b/projects/aca-content/src/lib/ui/colors.scss
index 61e31bcd1..2a6220ab5 100644
--- a/projects/aca-content/src/lib/ui/colors.scss
+++ b/projects/aca-content/src/lib/ui/colors.scss
@@ -1,3 +1,5 @@
+$black-87-opacity: rgba(black, 0.87);
+$white-87-opacity: rgba(white, 0.87);
 $aca-primary-blue: (
   50: #e0ebf6,
   100: #b3ccea,