Improve removal note

dstansby · dstansby · commit 1e01d2810782 · 2020-07-26T11:28:28.000+01:00
diff --git a/doc/api/next_api_changes/removals/18069.DS.rst b/doc/api/next_api_changes/removals/18069.DS.rst
@@ -1,5 +1,5 @@
 Removed support for single color strings in `~.colors.to_rgba_array`
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-Converting a string with single color characters (e.g. ``'rgb'``) in
-`~.colors.to_rgba_array`is no longer supported. Instead, the colors can be
-passed individually in a list (e.g. ``['r', 'g', 'b']``).
+Converting a string with single color characters (e.g. ``'cymk'``) in
+`~.colors.to_rgba_array` is no longer supported. Instead, the colors can be
+passed individually in a list (e.g. ``['c', 'y', 'm', 'k']``).
