ResistorCode
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Common resistor value

1 MΩ resistor color code

This finite reference shows exact four-band and five-band codes plus their tolerance ranges.

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Bands and exact resistance

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Band count

Enter an exact nominal value

Colors do not reveal power rating, voltage rating, resistor technology, or whether the component is safe. Verify band orientation and manufacturer markings.

1 MΩ codes

The four-band example uses ±5%; the five-band example uses ±1%. Both are calculated without rounding.

4 bands

BrownBlackGreenGold

1 MΩ · ±5% · 950 kΩ–1.05 MΩ

5 bands

BrownBlackBlackYellowBrown

1 MΩ · ±1% · 990 kΩ–1.01 MΩ