Red–green covers deuteranopia and protanopia, blue–yellow covers tritanopia, and high contrast drops colour altogether. Every dot is labelled and roots are filled, so the board never relies on colour alone.
Fret number, 1 to 24. Leave it empty for no capo. Notes behind the capo are hidden, since you can’t play them.
Tap any note on a fretboard to hear it.
Shapes you can actually play, worked out for the whole neck.
Please choose a root note and a chord type.