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RatioCalc

What aspect ratio is 1080×1080?

1:1 (~1.0000:1)

1080×1080 simplifies to 1:1 (GCD 1080). In decimal that is ~1.0000:1 — a standard 1:1 frame used for instagram grid, avatars. The calculator below is preloaded to 1:1 so you can solve any partner dimension at the same ratio.

→ Open the full 1:1 Square Calculator →

:

1920 × 1920

Exact ratio: 1:1 · CSS: aspect-ratio: 1 / 1 · padding-top fallback: 100.00%

How the ratio was computed

GCD(1080, 1080) = 1080

1080 ÷ 1080 = 1 → 1080 ÷ 1080 = 1

→ 1:1 (dec. 1.0000:1) · padding-top 100.00%

CSS: aspect-ratio: 1 / 1

All math is local and instantly invertible — swap width and height and the ratio stays the same, just rotated. URL sharing works: ?w=1080&h=1080 style deep-links still resolve via the ratio parameters.

Quick 1:1 partner table

WidthHeight (1:1)
640px640px
1280px1280px
1920px1920px
2560px2560px
3840px3840px

Other sizes in 1:1

Related lookups

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Tip: designing for 1080×1080 square? Master at 1080×1080 exactly, then export lighter proxies by halving both sides (e.g. 540×540) — the ratio stays 1:1 and downscales stay sharp.