font-weight

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨July 2015⁩.

The font-weight attribute refers to the boldness or lightness of the glyphs used to render the text, relative to other fonts in the same font family.

Note: As a presentation attribute, font-weight also has a CSS property counterpart: font-weight. When both are specified, the CSS property takes priority.

You can use this attribute with the following SVG elements:

Examples

Controlling SVG font weight

html

<svg viewBox="0 0 200 30" xmlns="http://www.w3.org/2000/svg">
  <text y="20" font-weight="normal">Normal text</text>
  <text x="100" y="20" font-weight="bold">Bold text</text>
</svg>