Scope

Lighting appearance planning only. It does not set workplace lighting levels, emergency lighting values, or product acceptance.

Lookup table

Lookup common correlated colour temperature ranges and typical lighting applications.

Scroll sideways to keep row labels aligned with hidden columns.

Lookup basis uses common manufacturer-neutral CCT application ranges.
CCT rangeAppearanceTypical applicationsNote
2700K to 3000KWarm whiteHomes, hospitality, relaxed areasOften selected for warmer visual comfort
3500KNeutral warmOffices, corridors, mixed-use roomsMiddle ground between warm and cool
4000KNeutral whiteCommercial and task spacesCommon general-purpose selection
5000K to 6500KCool daylightHigh-detail work or daylight-like appearanceVerify glare and occupant comfort goals
Notes
  • Check table values for preliminary lookup and arithmetic checks only.
  • Confirm equipment ratings, product markings, installation conditions, utility requirements, and the local authority requirements before design or field use.