The Kontrast Handbook

Carl Schwan (carl carlschwan.eu)

Revision Version 22.08.0 (2022-09-08)

Copyright © 2022 Carl Schwan

Kontrast is a color contrast checker that allows users to verify if their color combinations are accessible for people with color vision deficiencies.

Table of Contents

1. Introduction

2. Using Kontrast

Selecting Text and Background Colors

Input Hex Values
Color Picker
Hue, Saturation and Lightness
Invert
Randomize

Contrast Result

3. Menu Options

Contrast Checker
Favorite Colors
Help
About

4. Credits and License