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KioTools
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Add draggable, styled text layers to an image.

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Color Replace

Swap one colour in an image for another, keeping the shading.

Fit an Image to 16:9 With Letterbox Bars

About this option

Video editors, slideshows and thumbnails expect 16:9. Rather than cropping a portrait or square image, this page opens the fit tool at 16:9 with black bars either side — the classic letterbox — at 1920 pixels wide.

When to use it

  • Adding a portrait photo to a widescreen video or slideshow
  • Making a YouTube thumbnail that shows the whole picture
  • Filling a 16:9 slide with an image of another shape

How to use it

  1. 1Drop your images — 16:9 with black bars is already set
  2. 2Change the fill to blur or a different colour if you like
  3. 3Click Download

Frequently asked questions

Can I use white or another colour for the bars?

Yes. Pick any colour from the Colour control, or switch to a blurred fill.

What size does the result have?

1920 × 1080 pixels with the default setting.

Can I make the bars transparent?

Yes. Choose Transparent and download as PNG or WebP.