Which Vẹt yến phụng breeds come in Opaline?

Club breed standards describe Opaline for the Vẹt yến phụng.

Vẹt yến phụng pattern

Opaline

Budgie and lovebird mutation: body color spreads into the wings and the head barring is reduced, leaving a clear V on the back.

4 Vẹt yến phụng breeds list Opaline. It is in a club standard for 4 breeds.

Breed	WBO	ABS	COM	BS UK
Vẹt yến phụng	Đạt chuẩn (“Opaline; Opaline Cinnamon; Rainbow”)	Đạt chuẩn (“Light Green Opaline; Rainbow”)	Đạt chuẩn (“Opaline; Opaline Cinnamon”)	Đạt chuẩn (“OPALINE - Light, Dark, Olive, Grey Green; OPALINE - Skyblue, Cobalt, Mauve, Violet, Grey”)
Vẹt yến phụngOpaline	Đạt chuẩn (“Opaline”)	Đạt chuẩn (“Light Green Opaline”)	Đạt chuẩn (“Opaline”)	Đạt chuẩn (“OPALINE - Light, Dark, Olive, Grey Green; OPALINE - Skyblue, Cobalt, Mauve, Violet, Grey”)
Vẹt yến phụngOpaline quế	Đạt chuẩn (“Opaline Cinnamon”)	No ruling	Đạt chuẩn (“Opaline Cinnamon”)	Đạt chuẩn (“OPALINE CINNAMON - Light, Dark, Olive, Grey Green; OPALINE CINNAMON - Skyblue, Cobalt, Mauve, Violet, Grey”)
Vẹt yến phụngCầu vồng	Đạt chuẩn (“Rainbow”)	Đạt chuẩn (“Rainbow”)	No ruling	Đạt chuẩn (“RAINBOW - Opaline Whitewing Yellowface & Goldenface”)