diff --git a/www/conservancy/templates/supporter/form_partial.html b/www/conservancy/templates/supporter/form_partial.html
index 8e22761f157818754a04ebf5f62d396c3c48192e..9fb1d9fc36e62d4cb48ab6437a4b94d589d98527 100644
--- a/www/conservancy/templates/supporter/form_partial.html
+++ b/www/conservancy/templates/supporter/form_partial.html
@@ -150,7 +150,7 @@ This partial accepts these optional parameters:
     </div>
 
     <div class="supporter-form-submit">
-      <input style="height: 40px; width: 180px; font-size: 18px;" type="submit" value="Become a sustainer!" alt="{{ verb|capfirst }} as {{ article }} {{ supptype|capfirst }} Sustainer Now!">
+      <input style="height: 40px; width: 180px; font-size: 18px;background-color: rgb(175, 228, 120);" type="submit" value="Become a Sustainer!" alt="{{ verb|capfirst }} as {{ article }} {{ supptype|capfirst }} Sustainer Now!">
       <p>This button will send you to PayPal's site to select a payment
         method and finish this process.  Please double-check your selections
         first.</p>