Resistance calculator for 4 colors band Resistor Calculator(4 Band) Select each band colour for your resistor. Black (0) Brown (1) Red (2) Orange (3) Yellow (4) Green (5) Blue (6) Violet (7) Gray (8) White (9) Black (0) Brown (1) Red (2) Orange (3) Yellow (4) Green (5) Blue (6) Violet (7) Gray (8) White (9) Black (1) Brown (10) Red (100) Orange (1k) Yellow (10k) Green (100k) Blue (1M) Violet (10M) Gray (100M) White (1G) Gold (± 5%) Silver (± 10%) Resistance: 1,000 Ω ± 5%