Used attributively to describe colours, materials, or features associated with the harebell plant.
Definitions
harebellnoun
A small, slender, perennial plant with delicate blue bell-shaped flowers, scientifically known as Campanula rotundifolia, commonly found in meadows and on rocky slopes.
The harebell swayed gently in the breeze, its blue petals contrasting with the green grass around it.
harebelladjective
Relating to or characteristic of the harebell plant or its delicate blue colour.