Opening the iTunes Store.If iTunes doesn’t open, click the iTunes icon in your Dock or on your Windows desktop.Progress Indicator
Opening the iBooks Store.If iBooks doesn't open, click the iBooks app in your Dock.Progress Indicator

iTunes is the world's easiest way to organize and add to your digital media collection.

We are unable to find iTunes on your computer. To download the free app Contrast by Lasse Klein, get iTunes now.

Do you already have iTunes? Click I Have iTunes to open it now.

I Have iTunes Free Download
iTunes for Mac + PC


By Lasse Klein

Open iTunes to buy and download apps.


Contrast is a tool for designers and marketing professionals for determining if text is readable against a certain background color.

Contrast is an app for verifying that a combination of text color and background color is readable by checking if the combination passes the requirements of W3C's Content Accessibility Guidelines (WCAG 2.0)


- Enter color pairs in RGB, HSV or HEX values
- Instant preview and rating
- See how far you are from meeting the requirement
- Exact color contrast ratio
- Save color pairs to favorite list
- Swap colors
- Copy color values for other apps
- Link to full WCAG 2.0 spec

Please note: Contrast does not adjust the contrast of your iPhone screen.

What's New in Version 1.2

Improved user interface and bug fixes.

iPhone Screenshots

iPhone Screenshot 1
iPhone Screenshot 2
iPhone Screenshot 3
View in iTunes
  • Free
  • Category: Utilities
  • Updated:
  • Version: 1.2
  • Size: 1.1 MB
  • Language: English
  • Developer:

Compatibility: Requires iOS 7.0 or later. Compatible with iPhone, iPad, and iPod touch.

Customer Ratings

We have not received enough ratings to display an average for the current version of this application.