Most of us take color for granted. We hardly even notice the colors in nature, the colors on our plates, those in our home, on what we wear, even the color in our language. (How often, for instance, do you get "tickled pink"?)

Related: The Psychology of Color in Marketing and Branding

Great leaders and companies, however, pay attention to this seemingly insignificant detail and are deeply conscious of their color choices. Early on a Sunday morning, Steve Jobs was concerned enough about a particular shade of yellow that he woke people up, insisting that that "yellow" be corrected immediately. Yes, that really happened, according to Matthew Humphries, writing for