Photoshop 2021 Color Picker

I can't seem to get the old square color picker when I make a new solid color layer or just click on the foreground color.  It's fine in v. 2019 and 2020, but not in 2021.  Is there a way to get it back in case I screwed something up?

This what I want:

Thanks from an old guy amateur Photoshopper!