YOU SAID:
colours don't live in my head
INTO JAPANESE
色は私の頭に住んでいない
BACK INTO ENGLISH
Color does not live in my head
INTO JAPANESE
色が私の頭にない
BACK INTO ENGLISH
No color in my head
INTO JAPANESE
頭に色がありません
BACK INTO ENGLISH
No color on head
INTO JAPANESE
頭に色がない
BACK INTO ENGLISH
No color on head
Well done, yes, well done!