Use grayscale filter to see where you are relying too much on colour

Published on 09 September 2020 by Andy Bell

Design
CSS
Quick Tip

If you set the following on your html, you will be able to see which elements you rely too much on colour to convey state:

Code language
css

html {
  filter: grayscale(1);
}

It’s not a great idea to rely on colour for state because many people struggle to see the difference in colours. Instead, try using iconography and descriptive, helpful text labels.