Typography guidelines

FOLIO uses Source Sans Pro as its only typeface.

Source Sans Pro

Source Sans Pro is a set of OpenType fonts that support a wide range of languages.

Being open source, numerous updates shall appear to expand glyph set coverage and functionality.

Font weights

Source Sans Pro has 6 different weights: extra light, light, regular, semibold, bold and dark.

In general, FOLIO uses only two: the regular and semibold weights.

Font size

FOLIO uses 3 font sizes: 12px, 14px and 18px.

Font color

The default color is black.

Visibility can be set to either 100%, 62% or 30% (only for placeholder).

A different color shall be used for error, warning and success text.

Font style

Italics may be used to emphasize certain pieces of information so that users can quickly pick up key elements.