Summary

When using the h5 and h6 heading styles, the text is set to blue instead of grey, as it was before.

Steps to Reproduce

1. Create a new page (with the old editor)
2. Insert some h5 and/or h6 heading text

Expected Results

The text should be grey

Actual Results

The text is set to blue:

Workaround

Select the text and manually set the color after setting the heading style.