International orange

International Orange (Aerospace)
— Color coordinates —
Hex triplet		#FF4F00
RGBB	(r, g, b)	(255, 79, 0)
HSV	(h, s, v)	(19°, 100%, 100%)
Source		[Unsourced]
B: Normalized to [0–255] (byte)

International orange is a color used in the aerospace industry to set things apart from their surroundings, similar to safety orange, but deeper and with a more reddish tone.

Variations of international orange

International orange (Engineering)

International Orange (Engineering)
— Color coordinates —
Hex triplet		#BA160C
RGBB	(r, g, b)	(186, 22, 12)
HSV	(h, s, v)	(3°, 94%, 73%)
Source		FedStd 595
B: Normalized to [0–255] (byte)

At right is displayed the deeper, darker tone of international orange used to paint the Golden Gate Bridge.

The source of this color is Federal Standard 595, a U.S. Federal Government standard set up in 1956 for paint colors which is mostly used by military contractors and also in engineering. International Orange is designated as Federal Standard 595 color #FS 12197.

International orange in human culture

Astronautics

The Advanced Crew Escape Suits pressure suits worn by NASA astronauts and the previous Launch Entry Suit, also use this color, as opposed to the lighter shade of safety orange used by the United States Air Force's high-altitude suits. This is also planned for the new Constellation Space Suit systems that astronauts will wear after 2010.

Engineering

The Golden Gate Bridge is painted international orange.

The Golden Gate Bridge is painted international orange. The tone of international orange used on the Golden Gate Bridge is a deeper, darker tone of international orange than that used by the aerospace industry (this deeper, darker tone is displayed above).^{[citation needed]} The international orange paint used on the Golden Gate Bridge is specially formulated to protect the bridge from the danger of rust from the moisture of the frequent San Francisco fog that rolls in from the Pacific Ocean through the Golden Gate to San Francisco Bay.^{[citation needed]}

In accordance with air safety regulations, the Tokyo Tower is painted in white and international orange.^{[citation needed]}

Music

The International Orange Chorale of San Francisco (IOCSF), formed in 2003, is an auditioned volunteer-based chamber choir devoted to performing established repertoire of all periods, with particular attention to 20th century music—including newly commissioned works of promising composers.

Sports

The World Football League used "international orange" (instead of the traditional white) for the stripes on their footballs. The league also painted a short "international orange" mark on the field at the two-yard line.

Trucking

Schneider National paints its trucks "International Safety orange".

See also

• List of colors
• Safety orange
• Fire engine red
• School bus yellow

External links

• http://www.wbdg.org/ccb/FEDMIL/ttp59e.pdf - the 12-page 1975 GSA-approved specifications for International Orange paint, including other "formulas"