Spec assistantThe numbers your lighting brief
The numbers your lighting brief
should contain
Colour temperature, illuminance targets, colour rendering, control strategy: the four parameters that separate a professional specification from a mood board. Pick your space, get the starting values, add them to your brief.
Colour temperature (CCT)
Illuminance target
Colour rendering (CRI)
Control strategy
Your spec line
Added. It will be waiting, pre-filled, in your sourcing request.
In short
Starting values for hospitality lighting: 2200 to 2700 K for restaurants, bars, bedrooms and spas; 3000 K for lobbies and transitions; CRI 90 minimum, 95 where food and skin tones matter; dimming everywhere the atmosphere matters. Targets from our published guides; always confirm against local codes and the specific project.