Four. I had one of those mind blanks trying to think of what to guess for line 3 and was on the verge of taking a break/ having a cup of coffee when something came to me. Wordle 312 4/6 ⬜⬜⬜⬜🟨 🟩⬜⬜🟨⬜ 🟩🟨🟩⬜🟩 🟩🟩🟩🟩🟩