Resistor Color Code Calculator

Resistor Color Code Calculator provides FREE and easy way to convert between resistance values and color bands appearing on your resistors.

With a few simple taps select the colors appearing on your resistor to determine its resistance value. Or, alternatively, select the desired resistance values to see the associated color bands.

  ★ Calculates tolerance and resistance values

  ★ Supports temperature coefficient band

  ★ Supports 4, 5 and 6 band resistors