Focus on three things: image resolution, size, and color space.
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Color Space in Images
Graphic designers rely on two primary color spaces.
A color space is a method by which primary colors combine to form complex rainbows of color.
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Use the RGB mode when preparing images for mobile devices.
Displays on computer monitors and smartphones rely on a combination of red, blue, and green pixels.
ThisRGBimage is optimized to accurately reproduce the intended colors on a screen.
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Sometimes four-color images are referred to asCMYKimages for this reason.
Pick the best-quality image at the lowest total size.
Image Size in Pixels
Each image should be sized for its intended purpose.
To avoid pixelation, aim for the actual display size.
For simple logos, line art, and graphs, a vector version is ideal.
Vector formats aren’t used for photos.
