Use APKPure App
Get ColorMe Cars Vol. 2 old version APK for Android
Drag the color you want to use from the coloring palette to color a car.
Touch the color you like to use and a small paint brush will appear under your finger. Drag the paint brush onto the car to start coloring.
You can create your own combination of paint by mixing the colors. Also click on the blue camera button to save a screen shot of your painting to your phone.