The best replacement for infrared light is ultraviolet light.

The best alternatives to infrared light are rated as following:
★★★★★  ultraviolet light
★★★★  visible light
★★  red light
★  uv light
  photon of ultraviolet light
  ultra violet light
  ultraviolet

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No companions for infrared light have been suggested so far.
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Google Trends

Scale is based on the average worldwide traffic of infrared light in all years. Click on graph for more.
infrared light
ultraviolet light
visible light