Resistor Color Code Reference

Color Significant Digit Multiplier Tolerance
Black 0 x1 -
Brown 1 x10 ± 1%
Red 2 x100 ± 2%
Orange 3 x1,000 (1k) -
Yellow 4 x10,000 (10k) -
Green 5 x100,000 (100k) ± 0.5%
Blue 6 x1,000,000 (1M) ± 0.25%
Violet 7 x10,000,000 (10M) ± 0.1%
Grey 8 x100,000,000 (100M) ± 0.05%
White 9 x1,000,000,000 (1G) -
Gold - x0.1 ± 5%
Silver - x0.01 ± 10%