diff --git a/slock/config.h b/slock/config.h
new file mode 100644
index 0000000..fd5a3b0
--- /dev/null
+++ b/slock/config.h
@@ -0,0 +1,12 @@
+/* user and group to drop privileges to */
+static const char *user  = "nobody";
+static const char *group = "nogroup";
+
+static const char *colorname[NUMCOLS] = {
+	[INIT] =   "#2d353b",   /* after initialization (fondo Everforest) */
+	[INPUT] =  "#a7c080",   /* during input (verde acento) */
+	[FAILED] = "#e67e80",   /* wrong password (rojo Everforest) */
+};
+
+/* treat a cleared input like a wrong password (color) */
+static const int failonclear = 1;