The Orange-uellow-green-magenta NeXT logo on a NeXTstation color (also has "color" in a rainbow), the NeXT keyboard, the NeXT sound box, the NeXT mouse and a NeXT mousepad
https://media.hachyderm.io/media_attachments/files/109/654/563/285/077/322/original/fec52c698853adee.jpeg