Nothing
Code
key_group_split(sep = ":")(scale, "colour")
Condition
Error in `key_group_split()`:
! Cannot split the guide's label.
i It must be a <character> vector, not a list.
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.