Resistor Color Codes

Instantly decode 4-band resistor values using our interactive visual tool or browse the complete reference table.

1 (First Digit)
0 (Second Digit)
×100 (Multiplier)
±5% (Tolerance)

Calculated Value

1.0

±5%

Click the bands to cycle through colors

Reference Table

Color 1st / 2nd Band Multiplier Tolerance
Black
0 ×1
Brown
1 ×10 ±1% (F)
Red
2 ×100 ±2% (G)
Orange
3 ×1k
Yellow
4 ×10k
Green
5 ×100k ±0.5% (D)
Blue
6 ×1M ±0.25% (C)
Violet
7 ×10M ±0.1% (B)
Gray
8 ±0.05%
White
9
Gold
×0.1 ±5% (J)
Silver
×0.01 ±10% (K)