

(Technically you could skip step, as we'll be pasting it into a layer mask which will convert it to greyscale anyway. If you don't have any gradient in your original image, you can just use a Threshold adjustment layer instead, which will result in 100% black or 100% white results. Update: Here are some step by step instructions:Īdd a Saturation/Hue adjustment layer and turn down the Saturation until the image has no color.

You'd create a duplicate of the layer, desaturate and invert it, pasting the greyscale result into the original layers layermask. One method is to use the original image/layer as its own layer mask.
