# B 大調 guitar scale

> 明亮、安定的聲音，西方音樂的中心，其他音階都拿它當參照

## Quick facts

- Root: B
- Notes: B, C#, D#, E, F#, G#, A#
- Degrees: 1 2 3 4 5 6 7
- Step formula: W-W-H-W-W-W-H
- Note count: 7
- Best for: 旋律、創作，以及幾乎所有場景

## Diatonic chords

- I: [B](https://openguitarchords.com/zh-Hant/chords/b)
- ii: [C#m](https://openguitarchords.com/zh-Hant/chords/c-sharp-minor)
- iii: [D#m](https://openguitarchords.com/zh-Hant/chords#e-flat-minor)
- IV: [E](https://openguitarchords.com/zh-Hant/chords/e)
- V: [F#](https://openguitarchords.com/zh-Hant/chords/f-sharp)
- vi: [G#m](https://openguitarchords.com/zh-Hant/chords#a-flat-minor)
- vii°: [A#dim](https://openguitarchords.com/zh-Hant/chords/diminished-chords#b-flat-diminished)

Canonical page: https://openguitarchords.com/zh-Hant/scales/b-major