Leave the Door Open — Quick Answer & Harmonic Definition

Leave the Door Open uses the chords Eb, Cm, Fm7, Ab, Bb in the key of Eb. The progression follows a I–vi–ii7–IV–V pattern. This is a intermediate-level song.

Pop · 2021 · Intermediate

Leave the Door Open

by Bruno Mars
Key of Eb 120 BPM Intermediate

Chord Sheet

Key of Eb · Progression: I–vi–ii7–IV–V

Chord Loop
Eb — Cm — Fm7 — Ab — Bb — ...
Roman Numeral Analysis
View the harmonic structure and functional analysis of this progression.
View Analysis →
Key
Eb
Tempo
120 BPM
Chords
5
Genre
Pop

Practice Tips for Leave the Door Open

  • Start at 60 BPM (50% tempo) until chord changes feel smooth.
  • Loop just the Eb→Cm transition repeatedly — this is often the hardest change.
  • Use our Metronome set to 120 BPM for precise timing practice.
  • Click any chord above to see its full piano keyboard and guitar fingering diagram.

How to Play Leave the Door Open by Bruno Mars

Leave the Door Open (2021) is a intermediate-level pop song that uses 5 chords: Eb, Cm, Fm7, Ab, Bb in the key of Eb. The chord progression is I–vi–ii7–IV–V.

Chord Breakdown

  • Eb — major chord, bright and stable
  • Cm — minor chord, darker emotional sound
  • Fm7 — dominant 7th, adds tension and movement
  • Ab — major chord, bright and stable
  • Bb — major chord, bright and stable

About Leave the Door Open

"Leave the Door Open" by Bruno Mars (released 2021) is one of the most recognizable pop songs ever recorded. Its 5-chord structure demonstrates how a simple progression can create an emotionally powerful and memorable piece of music. The combination of Eb, Cm, Fm7 creates a harmonic loop that feels both complete and constantly forward-moving.

Learning Leave the Door Open as a Beginner

If you're learning to play Leave the Door Open, start by getting comfortable with each chord individually before trying to switch between them. The goal is to make each chord change automatic — your fingers should know where to go without you having to think about it. Practice the chord loop slowly with a metronome, and you'll be playing the full song within a few weeks.

Knowledge Base & FAQs

Leave the Door Open by Bruno Mars — FAQ

Everything you need to know about our browser-based Web Audio engine, instruments, and music theory workspace.

What chords are in Leave the Door Open by Bruno Mars?

Leave the Door Open uses the chords Eb, Cm, Fm7, Ab, Bb in the key of Eb.

The progression follows a I–vi–ii7–IV–V pattern. This is a intermediate-level song.

What key is Leave the Door Open in?

Leave the Door Open by Bruno Mars is in the key of Eb.

The primary chords are Eb, Cm, Fm7.

What is the tempo of Leave the Door Open?

Leave the Door Open is played at approximately 120 BPM.

This is a faster tempo — practice slowly first before bringing it to full speed. Use our free metronome to practice at exactly 120 BPM.

What strumming pattern does Leave the Door Open use?

Leave the Door Open is typically in 4/4 time.

A common strumming pattern is down-down-up-up-down-up (DDUUDU) or simplified all-down for beginners. Focus on getting chord changes smooth before adding strumming complexity.

How do I play Eb chord on guitar?

Eb is the main chord in Leave the Door Open.

See our chord library for the Eb chord diagram with exact fingering.

Can I play Leave the Door Open on piano?

Yes! Leave the Door Open sounds great on piano.

Play the chords Eb, Cm, Fm7, Ab, Bb in root position or inversions. Left hand plays bass notes (root of each chord), right hand plays chord voicings. This is a intermediate-level arrangement.

Is Leave the Door Open beginner-friendly?

Leave the Door Open is rated Intermediate difficulty.

The chord changes and rhythm require some practice.

What is the chord progression in Leave the Door Open?

The main progression in Leave the Door Open is Eb – Cm – Fm7 – Ab – Bb (Roman numeral: I–vi–ii7–IV–V).

This 5-chord pattern repeats throughout most of the song.

Can I transpose Leave the Door Open to a different key?

Yes! Leave the Door Open is in Eb.

To make it easier, try transposing to G or D using a capo. A capo changes your effective key while keeping the same chord shapes. Use our Transpose Tool to convert all chord names automatically.

What genre is Leave the Door Open?

Leave the Door Open by Bruno Mars is a Pop song from 2021.

Its 5-chord progression (Eb, Cm, Fm7, Ab, Bb) translates naturally to different tempos and styles, making it a popular cover choice for musicians of all levels.