Call this a teaser or a weird rollout that hit one platform before another... or just typical Google behavior. Google Keep is showing users 4 new possible color options for notes, for a total of 12, but only on the desktop version. If you're using Keep on Android, even if you're on the latest v3.4.881, you get none of these and you still only see 8 colors.
The 4 new colors are dark blue, purple, pink, and some sort of light brown.Read More
Google Keep shows 4 new colors on the desktop, nothing yet on mobile was written by the awesome team at Android Police.