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Anatomy

The Icon consists of two primary elements that work together to act as visual aids.
Anatomy of an
icon
  1. Icon
  2. Bounding area

Options

The Icon supports multiple sizes, SVG support, and color configurations to accommodate various visual aid scenarios.

Sizes

SizeHeightWhen to use
Small12pxFor high dense pages. Not recommended for interactive Icons.
Medium16pxUsed within Buttons.
Large24pxFor supplementing information on the page, such as status.
Extra Large32pxFor low density, expressive pages.

SVG support

Icon accepts SVGs. This typically involves using Anvil’s provided icon library but also supports custom SVGs.

Color

Icons inherit a color provided to them. When providing a color, use a token value.

Behavior

The Icon responds to different size and color requirements while maintaining consistent visual representation.

Usage Guidelines

Use the Icon to enhance the understanding of a concept or in places where space is a premium.

When to Use

Icons enhance the understanding of a concept. They also work well in places where space is a premium.

When not to use

Avoid using Icons for the sake of having icons. Most icons have ambiguous meaning and result in confusion and an overwhelming visual design.

How to Use

Provide a label for Icons

An Icon’s label takes two forms: as a text label next to an icon, or as a Tooltip. A text label is generally preferred as most icons do not have an obvious meaning.
Do
Do
Do
Labels can clarify what the icon is trying to represent.
Caution
More ambiguous actions are less discoverable when only providing a Tooltip.

Provide information without action

Icon provides indication for users and can be focused or hovered to convey more details. In these use cases, add tabIndex={0} to make icon focusable and use Tooltip with it.

Consistent icon usage

Consistent icon usage of status and actions brings familiarity. Use the standard that a product has adopted.
Don’t

Use semantic token colors for Icons

When using color for Icons, use a semantic token value. This ensures an icon is both themeable and internally consistent with other UI’s color usage.

Avoid custom icon resizing

Icons have a consistent set of dimensions. Resizing breaks the internal consistency and creates awkward vector scaling.

Content

Content within the Icon should be clear and recognizable, helping users understand the concept being represented.

Keyboard Interaction

Users can navigate the Icon using standard keyboard controls.

Accessibility

Non-interactive Icons

Pair Icons with a text label when possible. When using an Icon without text, provide an aria-label to the Icon directly, describing what the icon is. For more guidance on icon accessibility, see accessible icon usage best practices.
Last modified on January 23, 2026