From xrite.com

X-Rite, the company that's buying Pantone Inc. and its Pantone Matching System (a series of standard colors used in printing and design) offers a system of color standards for cooking frozen french fries (pictured, above).

Called the Munsell USDA Frozen French Fry Standard, "this fast, easy visual color reference helps ensure perfectly cooked fries every time." It'll run you $119.50 (MSRP).

There are also standards for canned ripe olives, tomato grades A & C, honey, and pumpkins and squash, among others.