A#

Modes Scale

A# / B♭ Phrygian

The 3rd mode — minor with a flat 2nd. Dark, Spanish, brooding.

Notes in A# Phrygian

Bb1
B2
Db3
Eb4
F5
Gb6
Ab7
Bb8

Chords in A# Phrygian

7 diatonic chords
DegreeChordNotesQuality
iBbmBb – Db – Fminor
IIBB – Eb – Gbmajor
IIIDbDb – F – Abmajor
ivEbmEb – Gb – Bbminor
vF°F – Ab – Bdiminished
VIGbGb – Bb – Dbmajor
viiAbmAb – B – Ebminor

Other Scales in A#

MajorBb, C, D, Eb, F, G, ANatural MinorBb, C, Db, Eb, F, Gb, AbHarmonic MinorBb, C, Db, Eb, F, Gb, AMelodic MinorBb, C, Db, Eb, F, G, ADorianBb, C, Db, Eb, F, G, AbLydianBb, C, D, E, F, G, AMixolydianBb, C, D, Eb, F, G, AbLocrianBb, B, Db, Eb, E, Gb, AbMajor PentatonicBb, C, D, F, GMinor PentatonicBb, Db, Eb, F, AbBluesBb, Db, Eb, E, F, AbWhole ToneBb, C, D, E, Gb, AbDiminished (H-W)Bb, B, Db, D, E, F, G, AbDiminished (W-H)Bb, C, Db, Eb, E, Gb, G, APhrygian DominantBb, B, D, Eb, F, Gb, AbHungarian MinorBb, C, Db, E, F, Gb, ALydian DominantBb, C, D, E, F, G, Ab

Phrygian in All 12 Keys

CC C# D# F G G# A#C#D♭Db D E Gb Ab A BDD D# F G A A# CD#E♭Eb E Gb Ab Bb B DbEE F G A B C DFF Gb Ab Bb C Db EbF#G♭F# G A B C# D EGG G# A# C D D# FG#A♭Ab A B Db Eb E GbAA A# C D E F GA#B♭Bb B Db Eb F Gb AbBB C D E F# G A

Practice by Ear

Scale RecognitionIdentify the Phrygian scale by ear →Play A# PhrygianHear the scale and practice recognising it →Chord Recognition TrainerIdentify the chords above by ear →Progression TrainerIdentify common progressions in this key →

Chords in A# / Bb Phrygian

The A# phrygian scale contains the notes Bb, B, Db, Eb, F, Gb, Ab. The 3rd mode — minor with a flat 2nd. Dark, Spanish, brooding.

The diatonic chords in A# phrygian are Bbm (i), B (II), Db (III), Ebm (iv), F° (v), Gb (VI), Abm (vii). These are the chords you can use when writing or improvising in this key — every note in each chord belongs to the A# phrygian scale.

To develop your ear for the A# phrygian sound, use the scale and chord trainers linked above. Being able to recognise these sounds by ear — not just read them from a chart — is what separates musicians who truly hear music from those who only read it.