Resistor Color Code Calculator

Decode resistor color bands to find resistance value and tolerance. Free online EE tool.

Band 1 (1st digit)

Black

Band 2 (2nd digit)

Black

Multiplier

Red

Tolerance

Gold

0.00 Ω

±5% | Range: 0.00 Ω — 0.00 Ω

(00) × 100 = 0.00 Ω