If Lumity cosplayed as Ruby and Sapphire from Steven Universe, who would be who?

What seems better to you?

Luz as Ruby and Amity as Sapphire

or

Amity as Ruby and Luz as Sapphire

Also, who would look better in blue and red?

❤️Luz in Red/Amity in Blue💙

or

💙Luz in Blue/Amity in Red❤️