Don't look now, but the Galaxy Note 9 colors just leaked
https://www.cnet.com/news/dont-look-now-but-the-galaxy-note-9-colors-just-leaked/
The images come from well-known mobile Twitter tipster Evan Blass, and show the unofficial phone with a colorful S Pen stylus. The blue Galaxy Note 9 pairs with a shocking yellow stylus while the brown Note 9 has an S Pen that looks pinkish brown. And the black Note 9 looks like it plays things safe with a black S Pen to match.
Color is one way for phone brands to make their products pop against the competition, and
Samsung'straditionally glossy backings usually adds a lot of depth to colors that aren't merely black or white.