How to Use the Range and Feather Sliders of a Hue/Saturation Adjustment Layer in Photoshop
If you do much work in Photoshop, you've no doubt used a Hue/Saturation/Lightness (HSL) layer before, but within that adjustment is a powerful tool for refining how the effect is applied. Check out this helpful tutorial that will show you how to get the most out of HSL adjustments.