diff --git a/doc/rc/16-dark.theme b/doc/rc/16-dark.theme
new file mode 100644
index 000000000..99b48867b
--- /dev/null
+++ b/doc/rc/16-dark.theme
@@ -0,0 +1 @@
+# Sample task 1.9 (or later) color theme
diff --git a/doc/rc/16-light.theme b/doc/rc/16-light.theme
new file mode 100644
index 000000000..99b48867b
--- /dev/null
+++ b/doc/rc/16-light.theme
@@ -0,0 +1 @@
+# Sample task 1.9 (or later) color theme
diff --git a/doc/rc/256-dark.theme b/doc/rc/256-dark.theme
new file mode 100644
index 000000000..99b48867b
--- /dev/null
+++ b/doc/rc/256-dark.theme
@@ -0,0 +1 @@
+# Sample task 1.9 (or later) color theme
diff --git a/doc/rc/256-light.theme b/doc/rc/256-light.theme
new file mode 100644
index 000000000..99b48867b
--- /dev/null
+++ b/doc/rc/256-light.theme
@@ -0,0 +1 @@
+# Sample task 1.9 (or later) color theme