初: The original meaning signifies the origin, the source, the beginning. It generally denotes the act of embarking or starting, subtly implying that all good things are destined to arrive.
染: Dye. To color. To keep the heart pure, signifying complete immunity from bad habits and corrupting influences. Also used to describe something extremely innocent and pristine.
Meaning: First touch symbolizes purity, new beginnings, and beauty.