Digital Light & Color

Once again, I do perfectly understand advantages of HSV/HSL color spaces, that is not a problem. as for analog photography correct exposure means aperture + shutter speed + iso, for DSLR correct exposure (looking at histogram of in-camera jpeg) means aperture + shutter speed + iso + applied in-camer...

by technical point of view you are absolutely right. HS is separated from V(L) value. BUT: V in HSV means: from black (0) to medium (50) and to fully saturated (100% saturation), L in HSL means: from black (0) to medium (100% saturated) and to white (0 saturation) for portrait work, rising brightnes...

when using PWP's raw dialog, there are only two options for modifications in highlights-midtones-shadows sliders: HSV or HSL color space. Brightening image in HSV gives oversaturated bright tones, in HSL color space, bright tones are pale. RGB color space gives me usually best colors, inbetween HSL ...