Stained shulker box placed instant color is purple.
Environment
OS: Windows 10 64-bit
Java 8 version: 1.8.0_101-b13 64-bit
CPU: Intel(R) Core(TM) i5-4460 CPU @ 3.20GHz
GPU: NVIDIA GeForce GTX 650
Drivers: GeForce 372.90
RAM: 24GB
Stained shulker box placed instant color is purple.
OS: Windows 10 64-bit
Java 8 version: 1.8.0_101-b13 64-bit
CPU: Intel(R) Core(TM) i5-4460 CPU @ 3.20GHz
GPU: NVIDIA GeForce GTX 650
Drivers: GeForce 372.90
RAM: 24GB
This issue duplicates MC-107423.