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GHC 9.14.1 · lts/ghc-9.14.x · 3e2d568 · 2026-10-11

Modulecolour-2.3.7Haskell98

Data.Colour.CIE.Illuminant

Standard illuminants defined by the International Commission on Illumination (CIE).

20 values

Packagecolour-2.3.7
Exports20
LanguageHaskell98
LicenceMIT
SourceIlluminant.hs

valuea :: Fractional a => Chromaticity a

Incandescent / Tungsten

valueb :: Fractional a => Chromaticity a

{obsolete} Direct sunlight at noon

valuec :: Fractional a => Chromaticity a

{obsolete} Average / North sky Daylight

valued50 :: Fractional a => Chromaticity a

Horizon Light. ICC profile PCS

valued55 :: Fractional a => Chromaticity a

Mid-morning / Mid-afternoon Daylight

valued65 :: Fractional a => Chromaticity a

Noon Daylight: Television, sRGB color space

valued75 :: Fractional a => Chromaticity a

North sky Daylight

valuee :: Fractional a => Chromaticity a

Equal energy

valuef1 :: Fractional a => Chromaticity a

Daylight Fluorescent

valuef2 :: Fractional a => Chromaticity a

Cool White Fluorescent

valuef3 :: Fractional a => Chromaticity a

White Fluorescent

valuef4 :: Fractional a => Chromaticity a

Warm White Fluorescent

valuef5 :: Fractional a => Chromaticity a

Daylight Fluorescent

valuef6 :: Fractional a => Chromaticity a

Lite White Fluorescent

valuef7 :: Fractional a => Chromaticity a

D65 simulator, Daylight simulator

valuef8 :: Fractional a => Chromaticity a

D50 simulator, Sylvania F40 Design 50

valuef9 :: Fractional a => Chromaticity a

Cool White Deluxe Fluorescent

valuef10 :: Fractional a => Chromaticity a

Philips TL85, Ultralume 50

valuef11 :: Fractional a => Chromaticity a

Philips TL84, Ultralume 40

valuef12 :: Fractional a => Chromaticity a

Philips TL83, Ultralume 30