By skyforbes 
1 – Skin
Only appears on skin for both fairies.
2 – Hair
Only appears on fairy hair (both fairies).
3 – Dresses
Only appears on fairy dresses.
No dresses share numbers with plants, wings, or sky.
4 – Wings
Only appears on wings.
Not on trees, dresses, or mushrooms.
5 – Sky (foreground sky bands only)
Appears only in sky sections closest to the viewer.
(6 handles the background sky.)
6 – Background sky & far hills
Used only for distant sky + far background greenery.
Stays consistent and doesn’t leak onto objects.
7 – Tree trunks & large mushroom stems
Exclusively used for bark, branches, and big mushroom stems.
Never appears on wings or leaves.
8 – Mushroom caps & small stems
Used only on mushrooms (caps + stems).
This keeps all mushrooms visually unified.