ChartsColorValueMultiplierTolerance

Black01

Brown110 ±1 %

Red2100 ±2 %
Series Resistance Math:
    RT = R1 + R2 + R3
Parallel Resistance Math:
    1/RT = 1/R1 + 1/R2 + 1/R3

Orange31,000 ±3 %

Yellow410,000 ±4 %

Green5100,000

Blue61,000,000

Violet710,000,000

Grey8100,000,000

White9


Gold
0.1

Silver
0.01 ±10 %
none


±20 %
P = Power (Watts)     I = Current (Amperes)    R = Resistance (Ohms)
E = Voltage (Volts)    Z = Impedance (Ohms) ( For AC circuits, substitute Z for R )