An icon that uses two tones of a colour, typically a solid part and a lighter transparent part, to add depth without full colour. It reads as slightly richer than a plain single-colour icon.
Synonyms
- two-tone icon
Related terms
- filled icon
- line icon
- icon set
- monochrome
In plain words
- an icon in two shades of one colour
- an icon with a light and dark part
Usage example
The dashboard used duotone icons so the symbols felt fuller without introducing lots of colours.
Don't confuse with…
- filled iconA filled icon uses one solid colour; a duotone icon splits into a strong tone and a lighter secondary tone.
Categories
- Iconography