HomeCalculatorsEngineering & Physics CalculatorsResistor Color Code CalculatorResistor Color Code Calculator Decode resistor color codes effortlessly with our advanced Resistor Color Code Calculator. Supports 4, 5, or 6 bands for instant ohms, tolerance, and more. Select Band Count: 4-Band5-Band6-Band Band 1 Black (0)Brown (1)Red (2)Orange (3)Yellow (4)Green (5)Blue (6)Violet (7)Gray (8)White (9) Band 2 Black (0)Brown (1)Red (2)Orange (3)Yellow (4)Green (5)Blue (6)Violet (7)Gray (8)White (9) Multiplier Black (×1)Brown (×10)Red (×100)Orange (×1k)Yellow (×10k)Green (×100k)Blue (×1M)Violet (×10M)Gold (×0.1)Silver (×0.01) Tolerance Brown (±1%)Red (±2%)Gold (±5%)Silver (±10%) Band 5 Green (±0.5%)Blue (±0.25%)Violet (±0.1%) Band 6 Brown (250ppm)Red (100ppm)Orange (50ppm)Green (15ppm)Blue (10ppm)Violet (5ppm) ResultsResistor ValueToleranceTemp. Coefficient––– More ToolsBAC CalculatorBeam Deflection CalculatorBending Moment CalculatorBtu CalculatorCapacitor Code CalculatorDew Point CalculatorFlow Rate CalculatorGas Law Calculator (Ideal Gas, etc.)Heat Index CalculatorHeat Loss CalculatorHeat Transfer CalculatorInductive Reactance CalculatorInductor Code CalculatorKirchhoff’s Voltage/ Current Law CalculatorOhms Law CalculatorPipe Pressure Drop CalculatorPump Head CalculatorResonant Frequency CalculatorRF Attenuation CalculatorRLC Circuit CalculatorShear Stress CalculatorThermal Expansion CalculatorTorque CalculatorVoltage Drop Calculator