diff --git a/core/themes/bartik/css/components/form.css b/core/themes/bartik/css/components/form.css
index 36e82560e45..378bcb46989 100644
--- a/core/themes/bartik/css/components/form.css
+++ b/core/themes/bartik/css/components/form.css
@@ -277,5 +277,5 @@ input.form-submit:focus {
 
 /* Form error message styles. */
 .form-item--error-message {
-  color: #ea2800;
+  color: #e32700;
 }
diff --git a/core/themes/seven/css/components/form.css b/core/themes/seven/css/components/form.css
index bf304e3d7f1..f74eb74c847 100644
--- a/core/themes/seven/css/components/form.css
+++ b/core/themes/seven/css/components/form.css
@@ -98,7 +98,7 @@ label[for] {
 }
 .form-item--error-message {
   margin-top: 0.15em;
-  color: #ea2800;
+  color: #e32700;
 }
 .fieldset-wrapper > .form-item--error-message {
   margin-top: 0;