Red

Red is the color at the long wavelength end of the visible spectrum of light, next to orange and opposite violet. It has a dominant wavelength of approximately 625–740... Wikipedia

• Wavelength:  Approx. 625–740 nm
• Frequency:  ~480–400 THz
• Hex triplet:  #FF0000
• Source:  X11
• Data source:  DuckDuckGo