Here is the full list of all 20 PiLKO achievements.
The base game contains 10 achievements, and there is 1 DLC pack containing 10 achievements.
Unlock a new color
Have all colors
Reach level 5
Reach level 15
Reach level 25
Reach level 35
Reach level 45
Reach level 55
Reach level 65
Reach level 75
Reach level 85
Reach level 95