ANSI recently revised six standards relating to safety signs and colors affecting public spaces, workplaces, and industrial and consumer products. These standards guide the design, evaluation and use of safety signs, colors and symbols intended to prevent personal injury by visually alerting people to potential hazards.
Z535.1-2006, Safety colors - establishes technical definitions, color standards and color tolerances for the safety colors.
Z535.2-2011, Environmental and facility safety signs - guides the design, application and use of safety signs in facilities and in the environment through consistent visual layout.
Z535.3-2011, Criteria for safety symbols - provides general criteria for the design, evaluation and use of safety symbols to identify and warn against specific hazards, and to provide information to avoid personal injury.
Z535.4-2011, Product safety signs and labels - establishes performance requirements for the design, application, use and placement of safety signs and labels on products.
Z535.5-2011, Safety tags and barricade tapes (for temporary hazards) - covers the design, application, and use of safety tags and barricade tapes for temporary hazards.
Z535.6-2011, Product safety information in product manuals, instructions, and other collateral materials - lays out requirements for the clear and consistent communication of safety information.
For additional information on the revisions, visit http://ansi.org/.