Reference ❯ Icon Reference Chart ❯ Mac OS X
Sizes (px) | Format and naming | Notes |
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Application & Document Icons |
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16px 32px 128px 256px (OS X 10.5+) 512px (OS X 10.5+) 1024px (OS X 10.7+) |
applicationname.icns | Examples of how the icon resources are used:
16px - list views, spotlight searches 32px - Finder 128px - Dock, Finder previews 256px - Finder preview 512px - CoverFlow See chapter 7 of the Icon Handbook for more information |
Menu bar icon |
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Max 22px height x any width | .png,.tiff or .pdf | The convention is for greyscale only use colour sparingly for attention/notification states |
Sidebar icon |
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16px (small) 18px (medium) 32px (large) |
From OS X 10.7+ the convention is for greyscale icons, with face-on perspective. The OS will ignore any colour you add and only use the alpha values | |
Toolbar icon (buttons) |
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32px (default) 24px (small size) |
.icns, .pdf, multipage .tiff or .png | The small size is shown when the option is chosen via Customize Toolbar |
Toolbar icon (streamlined) |
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19px | These are used in monochrome toolbars where the icon is centred within a button (such as Mail and Safari). These have only one size | |
Safari extension icon |
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16px (for the toolbar) 32px 48px |
Icon-32.png Icon-48.png |
Extensions are only supported in Safari 5+. The 16px icon is only required if the extension adds a button to the toolbar |