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Resistor Color Code Calculator
Select the colors of a 4-band resistor to determine its resistance value.
Brown
Red
Orange
Yellow
Green
Blue
Violet
Gray
White
Black
Brown
Red
Orange
Yellow
Green
Blue
Violet
Gray
White
×1 (Black)
×10 (Brown)
×100 (Red)
×1k (Orange)
×10k (Yellow)
×100k (Green)
×1M (Blue)
×0.1 (Gold)
×0.01 (Silver)
±1% (Brown)
±2% (Red)
±0.5% (Green)
±0.25% (Blue)
±0.1% (Violet)
±5% (Gold)
±10% (Silver)
Resistance Value:
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