In the screen shot above, I dragged the slider all the way to the left and you can see in the Channels palette that this has darkened the whole channel to black — look at the image icon in the blue channel. This has effectively removed any blue light from the image so it is now made up purely of red and green. Moving the slider all the way to the right would turn the icon pure white and introduce a distinctive blue tone to the image.
To convert a photo to black and white, just click the Monochrome check box and the output channel automatically sets to Gray. You can now adjust the sliders to produce different effects. That way you can dial down the opacity of the Red Channel layer to easily lessen some of the orange in the skin. Gregory Ortiz on Instagram. As you can see, this is a very dramatic look and the emphasis is on completely chaining the look of the green foliage and shifting it almost entirely to red.
As before, start by adding your Channel Mixer from the adjustment layer palette. Head to the channel drop down and select the Green Channel and add the following:. Go to the channel drop down and select the Red Channel and input these values:. This of course will vary between shots. The first couple of colour grades was to show you some simple, yet effective colour grades and yes they were somewhat aggressive colour grades, but it does show you the power of the Channel Mixer and how easy it is to dramatically change the look of your shot.
In this final grade, I want to illustrate the point of a Colour Grade and how we can use it to create a cleaner, more refined look to a shot that could be used across many images in set to tie them all together. This is really the entire point of a colour grade and this is what cinema uses them for; to create a consistent, cohesive look and feel to a series of images that ties them all together.
Take a look below at the beautiful image from Dmytro Khytryi and then look at the after shot with the colour grade applied. Whats stands out to you as being dramatically different? Some of you will likely prefer the original, but many of you will likely be drawn to the colour graded one. When you use the Channel Mixer, you are adding or subtracting grayscale data from a source channel to the targeted channel.
You are not adding or subtracting colors to a specific color component as you do with the Selective Color adjustment.
Channel Mixer presets are available from the Preset menu in the Properties panel. Use the default Channel Mixer presets to create, save, and load custom presets. Click the Channel Mixer icon in the Adjustments panel.
But keep in mind that this method makes direct adjustments to the image layer and discards image information. In the Properties panel, choose a channel from the Output Channel menu in which to blend one or more existing channels.
Photoshop displays the total value of the source channels in the Total field. This option adjusts the grayscale value of the output channel.
Negative values add more black, and positive values add more white. You can save Channel Mixer dialog box settings for reuse on other images.
See Save adjustment settings and Reapply adjustment settings. Now you can go ahead and do your normal editing to turn your photo into a masterpiece. However, if the purpose of this little adventure was to turn just part of the photo into black-and-white this way, read on ….
Then add a new adjustment layer. Then clip the three other layers to the new layer. That will clip them to the layers below, resulting in the little downward-pointing arrow icons on each layer as you see here:. Now they are linked to the bottom layer, you can paint on the mask of that layer to control where the black-and-white conversion is to be visible.
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