PS Simple for the beauty of the beautiful blue color effect tutorial

Based on a lot of people like this hue, I used to find tutorials from the Internet and use myself, make this kind of cold tonal style blue a treasure color, in fact the principle is very simple, I talk the idea, duplicate a layer, automatic level, stamp layer, go to lab mode, copy a layer, select all, copy a channel, paste to B channel, Slightly lower a channel curve, stamped layer, go to RGB mode, copy one layer, adjust, valve value 132, Gaussian blur 8, 3 layer blending mode soft light, opacity 20% stamped layer, pull high RGB curve, complete

PS Tutorial Effect Chart:

Original:

The tutorials are as follows:

1. Open the picture, copy a layer of CTRL+J automatic color order ctrl+shift+l

2. Stamped Layer Ctrl+shift+alt+e