[knowledge] safety color and safety sign

Safe color, according to the GB2893-2008 "safety" provisions, safe colors for industrial and mining enterprises, transportation, construction and warehouses, hospitals, theaters and other public places. But it does not include lighting, fluorescent colors, and colors used in aviation, navigation, and inland shipping. In order to attract people's attention to the environment and equipment that are surrounded by insecure factors, it is necessary to apply a striking and safe color to increase people's awareness of insecurity. The unified use of safe colors can enable people to identify dangerous locations in the context of emergencies by using the familiar meaning of safe colors, and take measures as soon as possible to improve self-control and help prevent accidents. Safety colors are red, yellow, blue and green. (EHS.CN)

basic concept

The safety color is the color of the safety information, meaning prohibition, warning, instructions, hints, and so on. The correct use of safe colors can enable people to react quickly to threats to safe and healthy objects and the environment; quickly identify or distinguish safety signs and be alerted in time to prevent accidents and hazards.

The safety color is widely used, such as safety signs, traffic signs, guard rails and parts that are not allowed to move on the machine. The application of the security color must be for the purpose of safety and a prescribed color range. The safety colors are red, blue, yellow, and green. Their meanings and uses are as follows:

red

Means prohibition, stop, fire and danger. Prohibited, stopped, and dangerous device devices or environments are marked in red. Such as prohibition signs, traffic ban signs, fire fighting equipment, stop buttons and parking and brake control handles, limit position scales on the dial scales, bare parts of the machine's rotating parts, strips and characters of liquefied petroleum gas tankers, danger Signal flags and so on.

yellow

Indicates the meaning of caution and warning. Devices, devices, or environments that require attention should be marked with yellow markings. Such as warning signs, traffic warning signs, road traffic signs, the inner wall of the pulleys and their protective covers, the inner wall of the grinding wheel cover, the first and last steps of the stairs, the protective railings and warning signal flags.

blue

Indicates instructions and regulations that must be followed. Such as instruction signs, traffic signs, etc.

green

Indicates the meaning of access, security, and providing information. You can apply the green mark to the pass or security situation. Such as pass, machine start button, security signal flag and so on.

* Contrasting colors

The black and white colors are generally used as the contrasting colors of the safe colors, and are mainly used as the background color of the above-mentioned various safe colors. For example, the background color on the security sign board is usually white or black.

Black—Geometric borders for text, graphic symbols, and warning signs for safety signs.

White - white is used for the background color of red, blue, and green in the security logo. It can also be used for text and graphic symbols of security logos.

Intersecting stripes of safety and contrast colors

1, the stripes between the lines are equal width stripes, tilt about 45 °.

2, red and white stripes - means that prohibit or prompt fire safety equipment, facilities, security marks.

3, yellow and black stripes --- a safety mark indicating a dangerous position.

4, blue and white stripes --- indicates the safety mark of the directive, the transmission must comply with the prescribed information.

5, green and white and white stripes --- a safety mark that represents a safe environment.