Changes for version 2.22 - 2026-06-20
- = minor fix release
- ! fix hash in scalar context bug while arg splitting in new
- ? various POD fixes
Documentation
GTC documentation hub
shape, content and meaning of recurring method arguments
reference of single color calculation methods
GTC keywords at a glance
GTC object creation reference
examples that solve practical issues
deprecated API parts
GTC error handling
shapes of acceptable color definitions
reference of value access or value calculating methods
GTC color name handling
GTC design principles
how to extend GTC
reference of color set creation methods
details about supported color spaces
Modules
calculate color (sets), IO many spaces and formats
store of color constants
Provides
in lib/Graphics/Toolkit/Color/Calculator.pm
in lib/Graphics/Toolkit/Color/Error.pm
in lib/Graphics/Toolkit/Color/Name.pm
in lib/Graphics/Toolkit/Color/Name/Scheme.pm
in lib/Graphics/Toolkit/Color/SetCalculator.pm
in lib/Graphics/Toolkit/Color/Space.pm
in lib/Graphics/Toolkit/Color/Space/Basis.pm
in lib/Graphics/Toolkit/Color/Space/Format.pm
in lib/Graphics/Toolkit/Color/Space/Hub.pm
in lib/Graphics/Toolkit/Color/Space/Instance/AdobeRGB.pm
in lib/Graphics/Toolkit/Color/Space/Instance/AppleRGB.pm
in lib/Graphics/Toolkit/Color/Space/Instance/CIELAB.pm
in lib/Graphics/Toolkit/Color/Space/Instance/CIELCHab.pm
in lib/Graphics/Toolkit/Color/Space/Instance/CIELCHuv.pm
in lib/Graphics/Toolkit/Color/Space/Instance/CIELUV.pm
in lib/Graphics/Toolkit/Color/Space/Instance/CIERGB.pm
in lib/Graphics/Toolkit/Color/Space/Instance/CIEXYZ.pm
in lib/Graphics/Toolkit/Color/Space/Instance/CMY.pm
in lib/Graphics/Toolkit/Color/Space/Instance/CMYK.pm
in lib/Graphics/Toolkit/Color/Space/Instance/DCIP3.pm
in lib/Graphics/Toolkit/Color/Space/Instance/DCIP3Linear.pm
in lib/Graphics/Toolkit/Color/Space/Instance/DisplayP3.pm
in lib/Graphics/Toolkit/Color/Space/Instance/DisplayP3Linear.pm
in lib/Graphics/Toolkit/Color/Space/Instance/HSB.pm
in lib/Graphics/Toolkit/Color/Space/Instance/HSL.pm
in lib/Graphics/Toolkit/Color/Space/Instance/HSV.pm
in lib/Graphics/Toolkit/Color/Space/Instance/HWB.pm
in lib/Graphics/Toolkit/Color/Space/Instance/Helper/OK.pm
in lib/Graphics/Toolkit/Color/Space/Instance/HunterLAB.pm
in lib/Graphics/Toolkit/Color/Space/Instance/NCol.pm
in lib/Graphics/Toolkit/Color/Space/Instance/OKHSL.pm
in lib/Graphics/Toolkit/Color/Space/Instance/OKHSV.pm
in lib/Graphics/Toolkit/Color/Space/Instance/OKHWB.pm
in lib/Graphics/Toolkit/Color/Space/Instance/OKLAB.pm
in lib/Graphics/Toolkit/Color/Space/Instance/OKLCH.pm
in lib/Graphics/Toolkit/Color/Space/Instance/ProPhotoRGB.pm
in lib/Graphics/Toolkit/Color/Space/Instance/RGB.pm
in lib/Graphics/Toolkit/Color/Space/Instance/RGBLinear.pm
in lib/Graphics/Toolkit/Color/Space/Instance/Rec2020.pm
in lib/Graphics/Toolkit/Color/Space/Instance/Rec709.pm
in lib/Graphics/Toolkit/Color/Space/Instance/WideGamutRGB.pm
in lib/Graphics/Toolkit/Color/Space/Instance/YIQ.pm
in lib/Graphics/Toolkit/Color/Space/Instance/YPbPr.pm
in lib/Graphics/Toolkit/Color/Space/Shape.pm
in lib/Graphics/Toolkit/Color/Space/Util.pm
in lib/Graphics/Toolkit/Color/Values.pm