FROM mod Coloring talismans (Colors Talisman) you can easily repaint any blocks in Minecraft Pocket Edition. And to craft such a device, you do not need to have supernatural components.
You can get an empty talisman from it.
Next, we use any dye and an empty talisman in MKPE.
Then, you can use a talisman with color on wool, glass and blocks.
Have a good game!