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ISO C Series
Aspect Ratio: 1:1.414 (√2)
C5 Format
Millimeters162 × 229 mm
Inches6.38 × 9.02″
Common Uses
Envelopes (fits A4 folded in half or A5 unfolded)
C5 Standard
📐Pixel Dimensions
Digital canvasses rely on exact pixel densities (DPI/PPI) to match physical print dimensions. Graphic designers standardly request assets rounded to the nearest whole pixel at these crucial breakpoints:
72 DPI
Canvas Size459 × 649pixels (px)
Standard web output and rough digital mockups.
150 DPI
Canvas Size957 × 1353pixels (px)
High-res digital art or minimal standard print flyers.
300 DPI
Canvas Size1914 × 2706pixels (px)
The gold standard for crisp professional printing (magazines, books, commercial work).