The aspect ratio of 900x1440 is 5:8

A pixel grid of 900 by 1440 simplifies to a 5 by 8 aspect ratio with a Greatest Common Divisor of 180.

Open in Crop Workspace

Reduction Matrix for 900x1440

Euclidean Reduction Algorithm

Proportional Simplified Aspect Ratio

To derive this ratio, the system calculates the largest positive integer that divides both dimensions without a remainder, yielding a scale unit of 180. The dimensions are divided by this number to give the base aspect shape.

Aesthetic Canvas Viewport

900x1440 (5:8)

Safe-Zone Guidelines

For this resolution shape, we recommend using the TikTok/Reels UI safe-zone templates. Download overlays on the right to position logos and captions accurately.

Layout Template Packages

PNG OVERLAY

Transparent Grid Overlay

Download a transparent 900x1440 pixel PNG template. Features a coral border, center dimension text, and social safe-zone outlines.

SVG FORMAT

Figma Vector Artboard

Import a scalable SVG vector artboard into Figma, Sketch, or Adobe Illustrator. Fully grouped layers for title and action boundaries.