diff --git a/examples/tm_rgb.R b/examples/tm_rgb.R
new file mode 100644
index 00000000..29fad091
--- /dev/null
+++ b/examples/tm_rgb.R
@@ -0,0 +1,31 @@
+file = system.file("tif/L7_ETMs.tif", package = "stars")
+
+L7 = stars::read_stars(file)
+
+# not working yet #819
+tm_shape(L7) +
+	tm_rgb()
+
+tm_shape(L7) +
+	tm_rgb(col = tm_mv_dim("band", 1:3))
+
+tm_shape(L7) +
+	tm_rgba(col = tm_mv_dim("band", 1:4))
+
+library(stars)
+L7_alt = split(L7, "band")
+
+# not working yet #819
+tm_shape(L7_alt) +
+	tm_rgb()
+
+tm_shape(L7_alt) +
+	tm_rgb(col = tm_mv("X1", "X2", "X3"))
+
+tm_shape(L7_alt) +
+	tm_rgb(col = tm_mv(1:3))
+
+L7_terra = terra::rast(file)
+
+tm_shape(L7_terra) +
+	tm_rgb(col = do.call(tm_mv, as.list(names(L7_terra)[1:3])))