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Major Flat Key Signatures

Each flat key adds one more flat, following the order B–E–A–D–G–C–F. See every flat key signature on both treble and bass clef.

Flat Keys

Major Flat Key Signatures

Each flat key adds one more flat, following the order B–E–A–D–G–C–F. The key is named by the second-to-last flat.

Flat Keys — Treble Clef 𝄞

𝄞 ♭ F Major B♭ ♭ ♭ B♭ Major B♭ E♭ ♭ ♭ ♭ E♭ Major B♭ E♭ A♭ ♭ ♭ ♭ ♭ A♭ Major B♭ E♭ A♭ D♭ ♭ ♭ ♭ ♭ ♭ D♭ Major B♭ E♭ A♭ D♭ G♭ ♭ ♭ ♭ ♭ ♭ ♭ G♭ Major B♭ E♭ A♭ D♭ G♭ C♭ ♭ ♭ ♭ ♭ ♭ ♭ ♭ C♭ Major all 7 flats

Flat Keys — Bass Clef 𝄢

𝄢 ♭ F Major B♭ ♭ ♭ B♭ Major B♭ E♭ ♭ ♭ ♭ E♭ Major B♭ E♭ A♭ ♭ ♭ ♭ ♭ A♭ Major B♭ E♭ A♭ D♭ ♭ ♭ ♭ ♭ ♭ D♭ Major B♭ E♭ A♭ D♭ G♭ ♭ ♭ ♭ ♭ ♭ ♭ G♭ Major B♭ E♭ A♭ D♭ G♭ C♭ ♭ ♭ ♭ ♭ ♭ ♭ ♭ C♭ Major all 7 flats

Trick to find the flat key: Look at the second-to-last flat — that's the name of the key. For example, if the flats are B♭, E♭, A♭, then the second-to-last flat is E♭ — so it's E♭ major. (Exception: one flat is always F major — just memorize that one!)