Key Compatibility Checker for DJs

Key & Harmony

Key AA minor

Key BE minor

Compatible

8A → 9A: One step clockwise: subtle energy lift, the most-used adjacent move.

Verdict: Compatible
Relationship: Simple Mix Upper
Camelot distance: 1 step
Energy change: Up
Routes found: Direct + 3

Verdict is based on the 13 named Camelot wheel relationships: safe matches read as Compatible, energy and advanced moves read as caution, and anything outside the 13 reads as a clash.

Direct move

Direct8ASimple Mix Upper→9A

One step clockwise: subtle energy lift, the most-used adjacent move.

3 alternative routes(show)

8ATonal Shift→8BDiagonal Mix Upper→9A

Bridge on C major

8ADiagonal Mix Upper→9BTonal Shift→9A

Bridge on G major

8ASimple Mix Downer→7AHigh Energy Boost→9A

Bridge on D minor

Click to set Key A

8A (A minor) · 9A (E minor)

Can you mix different keys without a key clash? Enter two keys to find out. This harmonic key checker works with Camelot codes, Open Key, and standard musical keys.

Instant result
No sign-up
Free to use

Reference

Compatibility Rules

Same key, perfect harmonic match, guaranteed to sound smooth
Adjacent (+1 or -1), subtle key change, barely noticeable to most listeners
Relative major/minor, same number, different letter (A↔B). Changes the energy without clashing harmonically
Everything else, may clash. Not impossible, but requires careful EQ and timing

For the full wheel view, see the interactive Camelot wheel; for the complete 24-key reference, see the cheat sheet. For a live-set walkthrough, see how to use the Camelot Wheel.

Routing

From Verdict to Route

A yes or no verdict tells you whether two keys mix, but not what to do when they clash. That is where routing comes in. When two tracks are not directly compatible, this checker looks for a bridge: an intermediate key that sits in a safe relationship with both sides. Playing one track in that bridge key splits a jarring jump into two smooth transitions, each of which obeys the Camelot rules.

The tool ranks every possible bridge by combined quality. Perfect, adjacent, and relative moves rank above energy shifts, which rank above riskier advanced jumps, and ties break toward the tightest wheel distance. Even when your two keys already mix directly, the alternative routes give you options for a longer, more gradual blend. Each key in a route links to its Camelot wheelview and its track directory, and you can pin a whole route to the wheel’s Set Builder to keep planning your set.

Technique

Advanced Key Mixing Techniques

Energy boost: Jump +7 on the Camelot wheel (e.g., 5A → 12A) for a dramatic key lift that energizes the dancefloor
Diagonal mixing: Move +1 and switch letter (e.g., 8A → 9B) for a double shift in both key and energy
Bass swap: When keys clash, cut the bass of the incoming track during the blend and only bring it in after the outgoing track drops out
Acapella bridges: Use vocal-only sections to bridge incompatible keys because vocals are more forgiving than full harmonic content

Hey, it's Ben Modigell 👋

I've been DJing and producing music as "so I so," focusing on downtempo, minimal, dub house, tech house, and techno. My background in digital marketing, web development, and UX design over the past 6 years helps me create DJ tutorials that are clear, practical, and easy to follow.

DJingMusic ProductionTech HouseMinimal HouseDigital MarketingWeb DevelopmentUX Design

Methodology

Last updated May 4, 2026

Author and Methodology

Maintained by Ben Modigell, founder of Vibes. Ben builds DJ library, preparation, BPM, and harmonic-mixing tools for working DJs.

Source: Vibes DJ-tool taxonomy and page logic maintained by Vibes.
Evidence: Page output checked against the current tool behavior and internal DJ reference data.
How this page is made: Tool pages are built from reusable page logic, internal DJ reference data, and visible on-page calculations. Programmatic reference pages are generated from structured data rather than hand-written one by one.

BPM, key, and genre labels can vary by edit, remaster, detection engine, and DJ software. Use these pages as a practical mixing reference, then verify important tracks in your own library.

Report a correction

The visual way to organize your DJ library

Tag tracks by vibe. See everything at once. Export to any DJ software.

Download Trial

14-day free trial. Full access, no strings attached.

or see how it works

Vibes DJ library organized into custom vibes across Mood, Energy Feel, and Role categories

Frequently Asked Questions

Yes, but not all key combinations sound good. Keys that are adjacent on the Camelot wheel (±1 or same number A↔B) blend smoothly. Keys further apart on the wheel will likely clash, though quick transitions, EQ techniques, or acapella-only blends can still work.

Mixing incompatible keys creates harmonic dissonance. The melodies and basslines of the two tracks will clash audibly, producing an unpleasant or tense sound. The effect is more noticeable during long blends and less noticeable during quick cuts or when only drums are playing.

8A and 9B are a diagonal move: shifting up one number and switching from minor to major at the same time. It's a bolder energy change than a straight ±1 or A↔B move, and it works when you want a lift in both key and mood. Most DJs treat it as advanced but safe; the harmonic distance stays within one step of the wheel.

A minor is 8A on the Camelot wheel. Its compatible keys are: 8A (same), 7A (D minor), 9A (E minor), and 8B (C major, the relative major). For a bigger shift, the +7 energy boost from 8A lands on 3A (B♭ minor). All other keys will clash unless you use EQ or quick-cut techniques.

Yes: the cleanest major↔minor move is staying on the same number and switching A (minor) ↔ B (major). So 8A (A minor) ↔ 8B (C major) is a smooth transition because they share most of the same notes. Moving between major and minor with a different number will usually clash.

DJ software like Rekordbox, Traktor, Serato, and Mixed In Key automatically analyze and tag the key when you import a track. For a single file, our Song Key & BPM Finder detects the key (and BPM) right in your browser with nothing uploaded. Once you know the key, paste it into this checker to see which other tracks will mix smoothly.

Route through a bridge. Instead of jumping straight from key A to key B, play an intermediate track in a key that is compatible with both. Each hop then stays inside the Camelot rules, so the harmonic change is spread over two smooth transitions rather than one clash. This checker computes the best bridge keys for any pair and shows the relationship for each hop, so you know exactly what to crate-dig for.

The best bridge is a key that sits in a safe relationship (same key, one step, or a relative major/minor flip) with both of your tracks. When several bridges qualify, pick the one that keeps the same mode and the shortest wheel distance, since that stays closest to both keys. For example, to move from 8A to 10A, the tightest bridge is 9A: 8A to 9A is a one-step lift and 9A to 10A is another, so the whole route stays in minor and never leaves the safe zone.

Related Tools

Song Key & BPM Finder

Analyze any audio file: key, Camelot code, and BPM detected in your browser

Key & BPM Changer

Change a song's key, tempo, or speed in your browser with exact BPM targets

Camelot Wheel

Interactive Camelot wheel for harmonic mixing

Key Converter

Convert between Camelot, Open Key, and musical keys

Harmonic Mixing Chart

Complete reference chart for all key notations

Camelot Wheel Cheat Sheet

Printable reference of all 24 Camelot keys and compatible keys

Camelot Wheel SVG Pack

29 free Camelot Wheel SVG diagrams for blog posts, courses, and tutorials

Key Transposer

Transpose keys by semitones with Camelot and Open Key notation

Scale Finder

See the notes of any scale with Camelot and relative keys

Semitone Calculator

Count semitones between notes and transpose by any interval

Note Frequency Chart

Convert Hz to note and note to frequency, with the full chart