YOU SAID:
She wrote my name in yellow hearts
INTO JAPANESE
彼女は私の名前を黄色い心で書いた
BACK INTO ENGLISH
She wrote my name with a yellow heart
INTO JAPANESE
彼女は黄色い心で私の名前を書いた
BACK INTO ENGLISH
She wrote my name with a yellow heart
That didn't even make that much sense in English.