Color Color Color (American English), or colour (Commonwealth English), is the characteristic of human visual perception described through color "categories", with names such as red, orange, yellow, green, blue, or purple. This perception of color derives from the stimulation of cone cells in the human eye by electromagnetic radiation in the visible spectrum. Color categories and physical specifications of color are associated with objects through the wavelength of the light that is reflected from them. This reflection is governed by the object's physical properties such as light absorption, emission spectra, etc. By defining a color space, colors can be identified numerically
What Color is Your Parachute? books in print. In the latest edition of the book, the author writes about how to adapt one's job search to the Web 2.0 age. The book recommends networking to find "the person with the authority to hire you", rather than sending out resumes in bulk, shotgun fashion. It also recommends carefully figuring out what one is best at and what one enjoys most, which (the author says) tend to coincide. Richard Nelson Bolles wrote numerous spinoffs of "What Color is Your Parachute", targeted at specific audiences and career issues; he also collaborated with Mark Emery Bolles to write versions