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Aspect Ratio
Dedicated Interface: Square 1:1 Feed Studio
Square Format•1:1

1:1 Square Aspect Ratio & Resolution Guide

The 1:1 aspect ratio creates an equilateral square where width equals height. It is widely used for Instagram feed photos, profile avatars, album cover art, e-commerce catalog photography, and carousel ads.

Target Aspect Ratio
1:1
Standard Resolution
1080 × 1080
Orientation
square
Decimal Equivalent
1.0000
Dedicated Live Interface

Square 1:1 Feed Studio & Scaling Calculator

Pre-loaded with 1080 × 1080 (1:1square). Adjust width or height to calculate proportional dimensions.

CalculatorCrop Media
px
px
Calculated RatioLandscape
16:9
Decimal: 1.7778
Standard Format:16:9 (Widescreen Full HD / 4K)
Greatest Common Divisor (GCD):120
Developer Outputs (CSS • HTML)Show Code
aspect-ratio: 16 / 9;
aspect-video
width="1920" height="1080"
Fluid Container CSS
Live Visual Preview•16:9
16:91920 × 1080Full HD
W: 1920H: 1080
Proportional Visual Canvas

The preview rectangle automatically scales proportionally to simulate true physical and screen viewport orientations, preventing distortion before you export.

Common 1:1 Resolutions & Formats

Exact pixel dimensions matching the 1:1 ratio across varying quality tiers.

Standard / TierDimensions (W × H)QualityPrimary Use Case
Instagram Square Standard1080 × 1080 px1080pDefault Instagram and social media feed image
E-commerce High-Res Zoom2048 × 2048 px2K SquareShopify / Amazon product zoom photography
Social Profile Picture400 × 400 pxAvatarTwitter, LinkedIn, Discord profile pictures

Safe Zone & UI Margins

For circular avatars (e.g. profile photos), ensure content is centered within a circle mask.

Top Margin Clearance:5%
Bottom Margin Clearance:5%
Right Rail Clearance:5%
Left Margin Clearance:5%

Recommended Video & Audio Codecs

Export settings to minimize server-side recompression artifacts and preserve crisp details.

Video Codec:PNG / JPEG / WebP
Target Bitrate:N/A (Still image)
Frame Rate:N/A
Color Space:sRGB
Container File:PNG, JPEG, WebP, MP4 (for square video)

Why Square (1:1) Outperforms Landscape on Mobile Feeds

On mobile feeds, a 1:1 square occupies significantly more vertical screen real estate than a horizontal 16:9 video. This increased visual area encourages users to pause scrolling, resulting in higher engagement and click-through rates.

Frequently Asked Questions about 1:1

What is the CSS class for 1:1 in Tailwind?

Tailwind CSS provides the native utility class aspect-square, which generates aspect-ratio: 1 / 1.

Need to calculate or inspect other aspect ratios?

Visit our universal aspect ratio calculator hub for drag-and-drop media inspection, multi-line batch processing, reverse resolution matching, and instant CSS export.

Go to Main Aspect Ratio Calculator →