Resistor Color Code Calculator
Decode 4-band and 5-band resistor color codes with visual representation
Resistor Color Code Reference
Understanding resistor color codes is essential for identifying resistance values quickly and accurately.
Color Code Table
Black
Digit: 0
Multiplier: ×1
Brown
Digit: 1
Multiplier: ×10
Tolerance: ±1%
Red
Digit: 2
Multiplier: ×100
Tolerance: ±2%
Orange
Digit: 3
Multiplier: ×1K
Yellow
Digit: 4
Multiplier: ×10K
Green
Digit: 5
Multiplier: ×100K
Tolerance: ±0.5%
Blue
Digit: 6
Multiplier: ×1M
Tolerance: ±0.25%
Violet
Digit: 7
Multiplier: ×10M
Tolerance: ±0.1%
Grey
Digit: 8
Multiplier: ×100M
White
Digit: 9
Multiplier: ×1G
Gold
Multiplier: ×0.1
Tolerance: ±5%
Silver
Multiplier: ×0.01
Tolerance: ±10%
How to Read Resistor Color Codes
4-Band Resistor
- Band 1: First significant digit
- Band 2: Second significant digit
- Band 3: Multiplier (number of zeros)
- Band 4: Tolerance
5-Band Resistor
- Band 1: First significant digit
- Band 2: Second significant digit
- Band 3: Third significant digit
- Band 4: Multiplier (number of zeros)
- Band 5: Tolerance