Luckily I didn’t spot the red herring until after I had locked in the blues, or I would definitely have fallen for it 😀. Purple was leftovers but I did then spot the connection.
Connections
Puzzle #989
🟦🟦🟦🟦
🟩🟩🟩🟩
🟨🟨🟨🟨
🟪🟪🟪🟪