Melt the wax pellets in the small jars in a bain-marie.Once the wax has melted, grate a little red and purple dye. Add a small pinch in one of the jars, two pinches in another jar three pinches in the last, to achieve a gradient. In a last jar, add a pinch of violet. Pour a drop of vanilla scent in each jar. Mix well with the spoon to distribute the colour and scent.