LED + Resistors

V=IR
R=VI
R=(Vs-V)/I
Voltage=(Current)(Resistance)
Resistance=(Voltage)/(Current)

1)
URL: http://www.digikey.com/product-detail/en/LTST-C191KFKT/160-1445-2-ND/386833
Manufacture: Lite-On Inc.
Color: Orange
Resistor: 150ohms

2)
URL: http://www.digikey.com/product-search/en?v=108&FV=fff40008%2Cfff801b9&k=LED+lights&mnonly=0&newproducts=0&ColumnSort=0&page=1&quantity=0&ptm=0&fid=0&pageSize=25
Manufacturer: C&K Components
Color: Green
Resistor: 75ohms

3)
URL: http://www.digikey.com/product-detail/en/Z-221RH/Z-221RH-ND/1552993
Manufacturer: JKL Components Corp.
Color: Red
Resistor: 300ohms

4)
URL: http://www.digikey.com/product-detail/en/315/1528-1128-ND/5353588
Manufacturer:Adafruit Industries LLC
Color: RGB (Red, Green, Blue)
Resistor: Red(145) Green(60) Blue(115)

5)
URL: http://www.digikey.com/product-detail/en/GM5BW96380A/425-2693-2-ND/1739637
Manufacturer: Sharp Microelectronics
Color: White
Resistor: 90ohms