rommrgb The Reference Output Medium Metric (ROMM) RGB color space. Declarationclass let rommrgb: CFString See AlsoAccessing System-Defined Color SpacesdisplayP3displayP3_HLGdisplayP3_PQ_EOTFextendedLinearDisplayP3sRGBlinearSRGBextendedSRGBextendedLinearSRGBgenericGrayGamma2_2extendedGraylinearGrayextendedLinearGraygenericCMYKgenericRGBLineargenericXYZ