基础和弦
Major Triad 大三和弦

minor Triad 小三和弦

Major 7 大七和弦

Minor 7 小七和弦

Dominant 7 属七和弦

和弦计算
| Major Triad | 音名 | 简谱记号 |
|---|---|---|
| C | C - E - G | 1 - 3 - 5 |
| C# | C# - E# - G# | #1 - #3 - #5 |
| Db | Db - F - Ab | b2 - 4 - b6 |
| D | D - F# - A | 2 - #4 - 6 |
| D# | D# - F## - A# | #2 - ##4 - #6 |
| Eb | Eb - G - Bb | b3 - 5 - b7 |
| E | E - G# - B | 3 - #5 - 7 |
| F | F - A - C | 4 - 6 - 1 |
| F# | F# - A# - C# | #4 - #6 - #1 |
| Gb | Gb - Bb - Db | b5 - b7 - b2 |
| G | G - B - D | 5 - 7 - 2 |
| G# | G# - B# -D# | #5 - #7 - #2 |
| Ab | Ab - C - Eb | b7 - 1 - b3 |
| A | A - C# - E | 6 - #1 - 3 |
| A# | A# - C## - E# | #6 - ##1 - #3 |
| Bb | Bb - D - F | b7 - 2 - 4 |
| B | B - D# - F# | 7 - #2 - #4 |
| Minor Triad | 音名 | 简谱记号 |
|---|---|---|
| Cm | C - bE - G | 1 - b3 - 5 |
| C#m | C# - E - G# | #1 - 3 - #5 |
| Dbm | Db - Fb - Ab | b2 - b4 - b6 |
| Dm | D - F - A | 2 - 4 -6 |
| D#m | D# - F# - A# | #2 - #4 - #6 |
| Ebm | Eb - Gb - Bb | b3 - b5 - b7 |
| Em | E - G - B | 3 - 5 - 7 |
| Fm | F - bA - C | 4 - b6 - 1 |
| F#m | F# - A - C# | #4 - 6 - #1 |
| Gbm | Gb - Bbb - Db | b5 - bb7 - b2 |
| Gm | G - Bb - D | 5 - b7 - 2 |
| G#m | G# - B - D# | #5 - 7 - #2 |
| Abm | Ab - Cb - Eb | b6 - b1 - b3 |
| Am | A - C - E | 6 - 1 - 3 |
| A#m | A# - C# - E# | #6 - #1 - #3 |
| Bbm | Bb - Db - F | b7 - b2 - 4 |
| Bm | B - D - F# | 7 - 2 - #4 |