When using the Olympic rings symbol, for both multicolor and single-color reproductions, the symbol must be official Olympic Pantone colors.

FORBES: Olympic Hurdles For Advertisers: The Games' Unique Rules And Restrictions

The solid version of the Olympic rings can only be used for single-color reproduction in any one of the official Olympic colors plus grey, bronze, silver or gold.

FORBES: Olympic Hurdles For Advertisers: The Games' Unique Rules And Restrictions

Nokia is among the few phone makers out there to have brought out a vivid range of devices with a single-color polycarbonate body, meaning scratching the phone leads to blue or pink all the way through.

FORBES: Nokia Designers Hope Color, Simplicity Can Woo Back Customers

That bottom-dwelling, budget tier, first announced at this past Mobile World Congress, has already seen a couple of category cousins come out into the open (see: Vodafone's G 300 and T-Mobile's G 312), so color us unsurprised to find yet another single-core, Googlefied device crop up at the FCC.

ENGADGET: Huawei Ascend G 302D goes public in FCC docs Mobile

It can color-code by education, income, single-family homes or whatever specifications an advertiser wants.

FORBES: Magazine Article

Apparently following in the footsteps of the BlackBook, Apple is only offering the 8GB unit in a single color, so if black's your thing, be prepared to go high-end or bust in order to get one -- be sure to hit the read link for a luscious gallery of Tony Chang's presumably coveted 'Pod.

ENGADGET: 8GB black 2G iPod nano gets unboxed