🎨
Resistor Color Code
Decode 4-band and 5-band resistor color codes. Encode resistance values to color bands. Includes SMD codes.
Dev Tool
Resistor Color Code Calculator
Decode and encode resistor color bands. Supports 4-band, 5-band, and SMD codes.
🔍 Decode — Color Bands to Value
Resistance Value
1.000 kΩ
±2%
🔢 Encode — Value to Color Bands
📱 SMD Resistor Code Decoder
📋 Quick Reference Table
| Color | Digit | Multiplier | Tolerance |
|---|---|---|---|
| Black | 0 | ×1 | — |
| Brown | 1 | ×10 | ±1% |
| Red | 2 | ×100 | ±2% |
| Orange | 3 | ×1000 | ±0.05% |
| Yellow | 4 | ×10000 | — |
| Green | 5 | ×100000 | ±0.5% |
| Blue | 6 | ×1000000 | ±0.25% |
| Violet | 7 | ×10000000 | ±0.1% |
| Grey | 8 | ×100000000 | — |
| White | 9 | ×1000000000 | — |
| Gold | — | ×0.1 | ±5% |
| Silver | — | ×0.01 | ±10% |