Once the image has been converted to sRGB you can preview how it will look in print by using the soft-proof option in Photoshop. Only a slight move is needed to give your image some color! Grab the middle of the curve and pull up or down to see the sepia effect.In the Curve window, select either Red, Green, or Blue from the drop-down menu depending on the hue you want.If your version of Photoshop does not have the Photo Filter feature, you can accomplish similar effects with the Curve tool. Select from the presets or choose your own color. Go to Image > Adjustments > Photo Filter. There are several strategies to add a color tone to your image, such as using a photo filter or adjusting the curves. However, some photographers prefer to have a slight warm (reddish) or cold (bluish) color cast to match a traditional feel of black and white paper or sepia tone process.Īnother benefit in adding a tone is that it's easier to hold a color tone than a true neutral black and white print. Removing all color from your image guarantees that there is no color cast present in your images.
(Optional) Add a color tone (or sepia) to your image Although this is the quickest method, it doesn’t allow for any adjustments and may result in both a loss of contrast and a muddy looking image. You can find this option under Edit > Adjustments > Desaturate. You can also use the eyedroppers (circled in screenshot) to select the highlight and shadow areas of your image for better contrast control. Just grab the curve either in the middle or slightly to the left of middle and pull up. You can use this same technique to lighten up dark areas overall or to improve the mid-tone range of you images if they are too dark. You can also do this as an adjustment layer.īy using an S-shaped curve, you can improve contrast by darkening the shadows and lightening the highlights. You can add contrast to your image by applying a slight S-curve to your images. Increasing ContrastĪ common issue with color to black and white conversion is a loss of contrast. By adjusting the sliders or choosing a preset you'll see a real-time preview of your changes. Using the Black and White AdjustmentĮdit > Adjustments > Black and White. You'll get the best results from the Black and White adjustment. Also, do not simply change the image mode to grayscale. Although the desaturate option can be used, it’s not recommended due to its lack of control. To convert color images to black and white we recommend using the Black and White function – available in newer versions of Photoshop via Image > Adjustments > Black & White. You should always use dither if your image contains large areas of subtle gradations. Select dither if you want to add a small amount of digital noise to break up gradients that are banding.Select Black Point Compensation to preserve shadow detail.Select Perceptual as the Intent and Adobe ACE as the Engine to achieve the best possible match between Adobe RGB and sRGB without losing subtle gradations and transitions.Select Edit > Convert to Profile (you may also need to select “Show All Menu Items” if the ”Convert to Profile” item is not available.).If the image is sRGB, you do NOT need to do a conversion. Check the color profile of an image in PhotoshopĬlick on the menu on the bottom left of your image window and select Document Profile. Make sure to always work on a copy of your image to preserve your original image. If you use Adobe RGB, ProPhoto RGB, or some other RGB color space, you can use Adobe Photoshop to convert your images to sRGB before importing them into BookSmart. However, this automatic conversion from RGB to sRGB may introduce an undesired color cast to black and white images. A ll other RGB images are converted to sRGB when placing them into BookSmart. If your images are already sRGB, you're all set. Convert your images to the sRGB color space using Adobe® Photoshop®Īll images you place into BookSmart should be sRGB. To minimize any potential color shifts you should make sure there's no underlying color cast in your images before you import them into BookSmart. However, a color shift in black and white images may be more noticeable. Most people would never notice a slight shift in cyan within a full-color image. There's an acceptable amount of color shift within the world of digital presses, as defined by the press manufacturer Hewlett-Packard. The biggest challenge in printing black and white images using a four-color press is the potential for a color cast.
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