# C# 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: C#
- Notes: C#, D#, E#, F#, G#, A#, B#
- 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
- Enharmonic root: Db

## Diatonic chords

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

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