Brain Wave Name | Frequency Range (in Hz) | Colour Code |
Delta | 0.80 - 4.50 Hz | Red |
Theta | 4.75 - 6.75 Hz | Orange |
Alpha1 | 7.00 - 9.50 Hz | Yellow |
Alpha2 | 9.75 - 12.50 Hz | Green |
Beta1 | 12.75 - 18.50 Hz | Turquoise |
Beta2 | 18.75 - 35.00 Hz | Blue |