Lavender (Self Blue)
A variant of Araucana (Gallus gallus domesticus)

Representative Araucanaphoto — a dedicated image of this exact morph isn't available yet.
Soft dilute slate-grey 'self blue' caused by the recessive lavender gene; a newer designer color in the breed.
Keeper tips for this variant
Lavender is linked to feather-shredding/lavender-fret in some lines, so select for feather quality; combined with the lethal tuft gene this is an experts-only project bird.