New MixColors 2.0 is the fastest way to organize swatches in groups in Photoshop.
- Click on the folder icon to create new group
- Click on the group name to activate it
- Click on arrow next to group name to hide/show colors in the group.
You can move colors between groups and inside one group using drag’n’drop! The feature works across all modern versions of Photoshop from CS3, CS4, CS5 and CS6 up to CC 2015.