Accurate modeling of LED colors: a scientific approach

Oct. 10, 2005
LED light sources are being used more frequently in large-scale applications, but planning them can be hampered by poor color rendering on computer screens.

As architects embrace multicolor LED-based luminaires for architectural and entertainment applications, we as lighting designers are faced with a problem. We can offer computer-generated renderings to our clients, but it is often difficult to produce realistic colors.

One of the problems is that lighting design programs allow us to specify the color of light sources. This is great, except that we need to know what colors to use for modeling real-world LEDs.

Kuo Hua Commercial Insurance Building

Our first attempt is usually to do this:

  • Red: (1.00, 0.00, 0.00)
  • Green: (0.00, 1.00, 0.00)
  • Blue: (0.00, 0.00, 1.00).

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