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Electrical / Electronic Resistor Color Code

Reading Electrical Resistor Value From Color Coded Bands



COLOR 1st DIGIT 2nd DIGIT 3rd DIGIT MULTIPLIER TOLORANCE
BLACK 0 0 0 1 -
BROWN 1 1 1 10 -
RED 2 2 2 100 -
ORANGE 3 3 3 1,000 -
YELLOW 4 4 4 10,000 -
GREEN 5 5 5 100,000 -
BLUE 6 6 6 1,000,000 -
VIOLET 7 7 7 10,000,000 -
GRAY 8 8 8 100,000,000 -
WHITE 9 9 9 1,000,000,000 -
GOLD - - - .1 +/- 5%
SILVER - - - .01 +/- 10%
NO COLOR - - - - +/- 20%


Resistors are used in electrical and electronic circuits to regulate the flow of electrical current. The resistance value of resistors in ohms can be determined by the standard color code.