PRINT VS WEB WHAT YOU REALLY NEED TO KNOW

COLOUR MODES

RGB CMYK RGB is an additive colour model that CMYK is an subtractive colour model uses red, green & blue. It is used that uses cyan, magenta, yellow & in technologies that transmit light, black. It is used for reproduction including computer displays and on light coloured substrates, like televisions. In the RGB colour model offset printing or screen printing. white is indicated as 100% of all three In the CMYK colour model white is colours, or 254, 254, 254. indicated as 0% of all four colours.

STANDARD RESOLUTIONS

72 PPI 300 DPI The standard computer screen The standard print resolution is 300 resolution is 72 PPI (pixels per inch). DPI (dots per inch) - anything lower For high resolution screens, like a may print blurry. Most offset printers Retina Display, images are saved at will refuse print files that are below double the pixel dimensions and this resolution. For some digital then shrunk by 50%, giving them an printing technologies a resolution of effective resolution of 150 PPI. 150 DPI is acceptable.

72 PPI IMAGE FINAL OUTPUT 72 PPI IMAGE FINAL OUTPUT

COMMON FILE TYPES

FILE EXTENSION WEB PRINT

AI Adobe Illustrator • BMP Bitmap Image File • EPS Encapsulated PostScript • GIF Graphics Interchange Format • JPG Joint Photographic Experts Group • PDF Portable Document Format • • PNG Portable Network Graphics • SVG Scalable Vector Graphics • TIFF Tagged Image File Format •

COMMON DIMENSIONS

Letter 8.5” x 11” 1080p 1920 x 1080 Legal 8.5” x 14” 720p 1280 × 720 Tabloid 8.5” x 17” iPhone 6 334 x 750 #10 Envelope 9.5” x 3.875” iPhone 6 Plus 1,920 x 1,080 A4 8.27” x 11.69” iPad Air & Mini 2,048 x 1,536 Business Cards 3.5” x 2” MacBook Pro 15” 2,880 x 1,800 Presentation Folder 9” x 12” MacBook Pro 13” 1,280 x 800 Bi-Fold Brochure 8.5” x 5.5” iMac 27” 5K 5,120 x 2,880 Tri-Fold Brochure 8.5” x 3.666” iMac 21” 4K 4,096 x 2,304

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