Квадратная подложка
Добавляйте чистую квадратную подложку под портретные и горизонтальные фото — для опрятной ленты Instagram без обрезки.
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Matte Generator fits your image inside a 1:1 or 4:5 canvas with a coloured, blurred, or gradient background. It keeps the original aspect ratio intact, so wide or tall photos can be uploaded to social feeds without forced cropping.
Drop, click to pick, or paste an image. Once loaded the live preview displays the chosen aspect ratio with the current matte style applied.
It centres your image inside a 1:1 or 4:5 canvas and fills the surrounding space with a chosen background. The image keeps its aspect ratio; padding controls the gap between the image and the canvas edge.
The tool downsamples the image to a single pixel to read its average colour, then draws a diagonal linear gradient from that colour to a darker variant. This gives a quick brand-matching backdrop without picking colours by hand.
The slider/input is capped at 200 pixels. That keeps the centred image readable inside the standard 1080-2048 px export sizes.
Yes. PNG output preserves transparency where present and sticks to the requested aspect ratio (1:1 or 4:5), which matches Instagram-style feed posts.