SparkFun's logo has several color options; feel free to use whichever one suits your needs.
When spelled out, please be sure to use camelcase format for the "F" in SparkFun.
SparkFun
CORRECT
Sparkfun
INCORRECT
Spark Fun
INCORRECT
sparkfun
INCORRECT
All our images are under a Creative Commons license, which means you are welcome to use any of our photos as long as SparkFun is given credit when you do.