diff --git a/openflexure_microscope/api/static/src/assets/less/theme.less b/openflexure_microscope/api/static/src/assets/less/theme.less
index a85a599c..7ab97249 100644
--- a/openflexure_microscope/api/static/src/assets/less/theme.less
+++ b/openflexure_microscope/api/static/src/assets/less/theme.less
@@ -302,6 +302,12 @@ a:hover {
     border-color: @global-border;
 }
 
+.uk-button-primary {
+    background-color: rgba(180, 180, 180, 0.10);
+    border-color: @global-primary-background;
+    color: @button-text-color;
+}
+
 .uk-button-danger {
     background-color: transparent;
     color: #f0506e;