10 | URBAN
WARM
WHITE
2700-3000 K
BRIGHT
WHITE
3000-4500 K
DAY-
LIGHT
4500-6500 K
2700 K
6500 K
3000 K
4500 K
Alhambra | Granada | Spain
COLOUR TEMPERATURE (K)
Some features of the artificial light spectrum can affect biological cycles of flora and
fauna.
To preserve biodiversity, the decree sets the maximum colour temperature of the light
sources to be used.
Colour temperature (K)
Urban areas
Extra-urban areas
- Lighting installations (both public and private) as
roads, which assure drivers, cyclists and pedestrians’
safety.
- Non-residential buildings (e.g. commercial and
industrial facilities), included indoor lighting which is
emitted outdoor.
- Outdoor and semi-indoor parking lots.
≤ 3000 K
≤ 3000 K
- Architectural lighting of cultural assets.
- Architectural and landscape lighting of parks and
gardens, both public and private.
- Sport venues.
- Temporary light installations for shows and events.
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- Lighting installations of any kind inside nature
reserves.
≤ 2400 K
≤ 2400 K
- Lighting installations of any kind inside national parks.
≤ 2700 K
≤ 2400 K
FRANCE:
LIGHT POLLUTION LAW
DECREE OF 27 DECEMBER 2018
