Blue is a relatively cold color, with the channel replacement color is relatively fast. After the replacement can get cyan pictures, the latter only need to turn the red light, and then the cyan into blue, and then in the high light part of the increase in light blue.
Photoshop Tutorial artwork
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Final effect
1, open the material picture, press CTRL + J to copy the background layer, into the channel panel, select the green channel, press CTRL + A, press CTRL + C copy, select the blue channel, press CTRL + V paste. Point RGB channel Return to the layer panel, the effect of the following figure.
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2, create hue/saturation adjustment layer, adjust the red, parameters and effects as shown below. This step turns the red in the picture into orange and yellow.
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3, create curve adjustment layer, RGB, red, green, blue to adjust, parameter settings such as Figure 4-7, the effect is shown in Figure 8. This step is appropriate to add brightness and blue to the picture.
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