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JPEG Contrast Increaser

World's Simplest JPG Tool

This is a simple browser-based utility that increases the contrast in a Joint Photographic Experts Group (JPG/JPEG) picture. As soon as you paste a JPG/JPEG picture in the input area, the utility will make the contrast higher in the select area. You can set any contrast level you need using a convenient percentage option. Additionally, you can choose the area where to apply the contrast effect using the position and dimension options. Created by mad scientists from team Browserling.

JPEG Contrast Increaser

World's Simplest JPG Tool

This is a simple browser-based utility that increases the contrast in a Joint Photographic Experts Group (JPG/JPEG) picture. As soon as you paste a JPG/JPEG picture in the input area, the utility will make the contrast higher in the select area. You can set any contrast level you need using a convenient percentage option. Additionally, you can choose the area where to apply the contrast effect using the position and dimension options. Created by mad scientists from team Browserling.

Tool Options

Contrast Increase Percentage

The percentage of increased contrast, where 100% is the current contrast level, and the range from 101% to 200% is the higher contrast.

Contrast Effect Area

Area starting points (x, y):
Position x.
Position y.
Area dimensions (width, height):
Width.
Height.

What Is a JPEG Contrast Increaser?

This online tool increases the contrast in JPG, JPEG, and JPEG2000 pictures. It makes the pixels more saturated, fills them with brighter colors, and gives the image a more cheerful appearance. To increase the contrast of a JPG, all you need to do is upload a photo to the input field and set its new contrast percentage. The original JPG is considered to have 100% contrast, therefore, to increase the contrast, use any value from the range 101% to 200%. You'll instantly be able to see the contrast effect in the preview window and you'll also notice that it's applied only to the selected area. You can change the effect area by setting the area coordinates and area size in the options. To increase the contrast of the entire JPG, simply clear the position and dimension options. Jpgabulous!

What Is a JPEG Contrast Increaser?

This online tool increases the contrast in JPG, JPEG, and JPEG2000 pictures. It makes the pixels more saturated, fills them with brighter colors, and gives the image a more cheerful appearance. To increase the contrast of a JPG, all you need to do is upload a photo to the input field and set its new contrast percentage. The original JPG is considered to have 100% contrast, therefore, to increase the contrast, use any value from the range 101% to 200%. You'll instantly be able to see the contrast effect in the preview window and you'll also notice that it's applied only to the selected area. You can change the effect area by setting the area coordinates and area size in the options. To increase the contrast of the entire JPG, simply clear the position and dimension options. Jpgabulous!


JPEG Contrast Increaser Examples

Click to try!
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Increase Contrast in a JPG

In this example, we increase the contrast of a JPG image of ponds in a mountain valley. We set the new contrast level to 180% and apply the effect to the entire area of the JPG. To get this done, we cleared all the options of contrast coordinates and dimensions. (Source: Pexels.)

Required options
These options will be used automatically if you select this example.
The percentage of increased contrast, where 100% is the current contrast level, and the range from 101% to 200% is the higher contrast.
Position x.
Position y.
Width.
Height.
click me

Create a High Contrast Stripe

In this example, we add an interesting effect to a JPEG photo of flowers in a vase. This interesting effect creates a high contrast line in the middle of the photo. We set the beginning of the contrast area to the point (220, 0), stretch it to JPEG's full height, and set the width to 213 pixels. Thus, we get a neat strip in the middle of the JPEG with the contrast being 80% greater than the rest of the photo. (Source: Pexels.)

Required options
These options will be used automatically if you select this example.
The percentage of increased contrast, where 100% is the current contrast level, and the range from 101% to 200% is the higher contrast.
Position x.
Position y.
Width.
Height.
click me

Rectangular Contrast Area

In this example, we select a rectangular region in the center of the JPG/JPEG picture of frozen berries and make this area more contrasting. We set the contrast percentage to 175% and this way, we seemingly add a border around the picture with emphasis on the central berries. (Source: Pexels.)

Required options
These options will be used automatically if you select this example.
The percentage of increased contrast, where 100% is the current contrast level, and the range from 101% to 200% is the higher contrast.
Position x.
Position y.
Width.
Height.

All JPG Tools

Didn't find the tool you were looking for? Let us know what tool we are missing and we'll build it!
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Quickly convert base64 encoding to a viewable JPG picture.
Quickly extract a list of hex codes from any JPG image.
Quickly decode a list of hex codes into a JPEG image.
Quickly convert emojis and Unicode art to JPG pictures.
Quickly generate a JPG picture from any text.
Quickly crop a region of a JPEG picture.
Quickly flip a JPEG photo vertically.
Quickly flip a JPEG photo horizontally.
Quickly create multiple copies a JPEG picture.
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Quickly convert a JPEG image to a Data URL.
Quickly convert a Data URL to a JPEG graphics file.
Quickly turn a JPEG picture grayscale.
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Quickly black out a region in a JPG photo.
Quickly lighten an area of a JPEG photo (increase brightness).
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Quickly create a JPEG photo with higher contrast.
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Quickly increase the dimensions of a JPG/JPEG picture.
Quickly decrease the dimensions of a JPG/JPEG picture.
Quickly optimize a JPG/JPEG to get the best quality/size ratio.
Quickly add artefacts to a JPG/JPEG picture.
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Quickly remove a border from a JPEG photo.
Quickly get rid of the background in a JPG/JPEG file.
Quickly add random pixels and white noise to a JPEG picture.
Quickly extract red, green, and blue channels from a JPEG.
Quickly extract cyan, magenta, yellow, and key channels.
Quickly extract hue, saturation, and light color channels.
Quickly extract a color palette of the most popular colors.
Quickly change the number of colors in a JPEG photo.
Quickly create a dither JPG with a limited number of colors.
Quickly convert the given JPEG picture into a two-color JPEG.
Quickly create a whirl in a JPG/JPEG photo.
Quickly put a watermark on a JPG/JPEG photo.
Quickly highlight a specific area in a JPEG picture.
Quickly change a JPEG's orientation to landscape or portrait.
Quickly create a JPEG that's filled with the given color.
Quickly create a perfectly-sized JPEG for social media.
Quickly add text labels, arrows, and boxes to a JPEG photo.
Quickly check if your picture has the JPG/JPEG format.

Coming Soon

These JPG tools are on the way!
JPEG Editor

Edit JPG pictures in your browser.

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Shift a JPEG to the right or left.

Slice a JPG

Extract a part of a JPEG picture.

Split a JPGs

Split a JPG into multiple smaller JPEGs.

Merge JPGs

Join multiple JPEGs together to create a single image.

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Convert a JPEG picture to a smaller preview thumbnail.

Convert a Sequential JPG to a Progressive JPG

Convert a baseline JPEG to an interlaced JPEG.

Convert a Progressive JPEG to a Sequential JPEG

Convert an interlaced JPG to a baseline JPG.

Convert JPG to PDF

Create a PDF document from one or more JPG pictures.

Convert PDF to JPG

Extract PDF pages as JPG pictures.

Convert JPG to EPS

Create an EPS file from a JPG picture.

Convert EPS to JPG

Create a JPG picture from an EPS file.

Convert JPG to JPEG2000

Convert JPEG photos to JPG 2000 photos.

Convert JPG2000 to JPEG

Convert JPEG 2000 images to JPG images.

Convert JPG to ICO

Convert JPEG images to ICO icons.

Convert ICO to JPEG

Convert ICO icons to JPG images.

Convert JPG to TIFF

Convert JPEG images to TIFF images.

Convert TIFF to JPEG

Convert TIFF images to JPG images.

Convert JPEG to QOI

Convert JPG pictures to QOI (Quote OK Image Format) pictures.

Convert QUI to JPEG

Convert QUI pictures to JPG pictures.

Convert JPG to PIK

Convert JPEG images to PIK images.

Convert PIK to JPEG

Convert a PIK image to a JPG image.

Convert JPG to PPM

Convert a JPEG image to a PPM image.

Convert PPM to JPEG

Convert a PPM image to a JPG image.

Convert JPG to BPG

Convert a JPEG image to a BPG image.

Convert BPG to JPEG

Convert a BPG image to a JPG image.

Convert JPG to RGB

Convert a JPEG image to raw RGB values.

Convert RGB to JPEG

Convert raw RGB values to a JPG image.

Convert JPEG to RGBA

Convert a JPG image to raw RGBA values.

Convert RGBA to JPG

Convert raw RGBA values to a JPEG image.

Convert JPEG to ARGB

Convert a JPG image to raw ARGB values.

Convert ARGB to JPG

Convert raw ARGB values to a JPEG image.

Convert JPG to BGR

Convert a JPEG image to raw BGR values.

Convert BGR to JPEG

Convert raw BGR values to a JPG image.

Convert JPG to BGRA

Convert a JPEG image to raw BGRA values.

Convert BGRA to JPEG

Convert raw BGRA values to a JPG image.

Convert JPG to ABGR

Convert a JPEG image to raw ABGR values.

Convert ABGR to JPEG

Convert raw ABGR values to a JPG image.

Convert JPG to FLIF

Convert a JPEG image to a FLIF image.

Convert FLIF to JPEG

Convert a FLIF image to a JPG image.

Convert JPG to AV1

Convert a JPEG image to an AVIF (AV1) image.

Convert AV1 to JPEG

Convert an AVIF (AV1) image to a JPG image.

Convert JPEGs to Animated GIF

Convert multiple JPGs to a GIF animation.

Convert JPEGs to Animated PNG

Convert multiple JPGs to an APNG animation.

Convert JPEGs to Animated Webp

Convert multiple JPGs to a Webp animation.

Convert JPG to Excel

Create an Excel spreadsheet with colored cells from a JPEG.

Mix Two JPEGs

Combine two JPG/JPEG pictures together.

Slowly Load a JPG

Load a JPG slowly pixel-line by pixel-line.

Create a Single Color JPG

Generate a one-color JPEG of any size.

Create a Glitch JPG

Randomize bytes in a JPEG and create a glitched JPEG.

Enhance a JPG

Increase the quality of a JPEG picture.

Watercolor a JPG

Apply the watercolor effect on a JPG photo.

Create ASCII Art from a JPEG

Convert a JPG to an ASCII art image.

Create JPG from ASCII Art

Convert an ASCII drawing into a JPEG drawing.

Create ANSI Art from JPG

Convert a JPEG to an ANSI art image.

Create JPG from ANSI Art

Convert an ANSI drawing to a JPEG drawing.

Rename a JPG

Change the filename of a JPG.

Mirror a JPEG

Create a mirror copy of a JPG image.

Make a JPEG Symmetric

Create convert the given JPG into a symmetric JPG.

Quantize a JPEG

Apply a color quantization algorithm on a JPG picture.

Add Sound to JPEG

Add sound to a JPG picture.

Fix a Broken JPEG

Try to recover a JPG that has been damaged.

Extract JPG Metadata

Show the hidden metadata (EXIF info) in a JPEG picture.

Add JPG Metadata

Add hidden metadata (EXIF info) to a JPEG picture.

Delete JPG Metadata

Remove the hidden metadata (EXIF info) from a JPEG picture.

Add a Secret JPG Comment

Insert a hidden comment in a JPG picture (as EXIF entry).

Find Pixels in JPG

Find positions of certain pixels in a JPEG.

Replace Pixels in JPG

Replace certain pixels in a JPEG.

Delete Pixels in JPG

Delete certain pixels in a JPEG.

Swap Pixel Pairs in JPG

Swap every two pixels in a JPEG row-wise or column-wise.

Swap Blocks of Pixels in JPG

Swap pixel blocks of any size in JPEG rows or columns.

Create Perturbations in JPG

Add errors to a JPEG and produce a modified picture.

Compare Two JPEGs

Find differences between two JPG pictures.

JPG Viewer

View JPEG pictures in your browser.


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Created with love by

We're Browserling — a friendly and fun cross-browser testing company powered by alien technology. At Browserling we love to make people's lives easier, so we created this collection of online JPG tools. Our tools have the simplest possible user interface that is focused on getting things done. People love our tools and they are now used by millions of people every month. Our JPG tools are actually powered by our web developer tools that we created over the last couple of years. Check them out!

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