Reader
Resistor color code
Pick the band colors and get the value, tolerance and range. Or type the value (4k7, 220, 1M) and see which colors it takes. For 4, 5 and 6 bands.
4.7 kΩ ±5 %
Range: 4.465 kΩ – 4.935 kΩ
Read it with the tolerance band (gold, silver or set apart from the rest) on the right. With no tolerance band it is ±20 %.