Haw. Rev. Stat. § 489-3: Discriminatory practices prohibition.

Unfair discriminatory practices that deny, or attempt to deny, a person the full and equal enjoyment of the goods, services, facilities, privileges, advantages, and accommodations of a place of public accommodation on the basis of race; sex, including gender identity or expression; sexual orientation; color; religion; ancestry; or disability, including the use of a service animal, are prohibited.