Legend 2D Parameter not displaying correctly on Mac computer

Colour gradient scale isnt appearing alongside the numerical values from my legend 2D parameters component. Does anyone have a solution for this?

You are on a Mac, aren’t you?

See here:

It is a bug in Rhino for Mac for which we are at the mercy of McNeel to address. So you can bring it up on the McNeel forum and see if they have any updates.

Here is the McNeel discussion for reference: