12 bar blues in D
D7G7A7
I7–IV7–V7 · D major · 12-bar blues
Play it in the builder →Bars
- 1D7
- 2D7
- 3D7
- 4D7
- 5G7
- 6G7
- 7D7
- 8D7
- 9A7
- 10G7
- 11D7
- 12A7
How it works
Four bars of I, two of IV, two of I, then V–IV–I–V. Every chord is a dominant 7th, which is why the minor pentatonic works over all of it. The last bar is the turnaround: V sends you back to the top.