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Backgrounds

Background Color

Utilities for controlling an element's background color.

s-prefix

The s- (semantic) prefix signals that the color value of these will change with the brand css.

Quick reference

ClassColorDescription
bg-inheritbackground-color: inherit
bg-currentbackground-color: currentColor
bg-transparentbackground-color: transparent
s-bg
background-color: var(--w-s-color-background)
s-bg-hover
background-color: var(--w-s-color-background-hover)
s-bg-active
background-color: var(--w-s-color-background-active)
s-bg-selected
background-color: var(--w-s-color-background-selected)
s-bg-selected-hover
background-color: var(--w-s-color-background-selected-hover)
s-bg-disabled
background-color: var(--w-s-color-background-disabled)
s-bg-inverted
background-color: var(--w-s-color-background-inverted)
s-bg-subtle
background-color: var(--w-s-color-background-subtle)
s-bg-subtle-hover
background-color: var(--w-s-color-background-subtle-hover)
s-bg-subtle-active
background-color: var(--w-s-color-background-subtle-active)
s-bg-primary
background-color: var(--w-s-color-background-primary)
s-bg-primary-hover
background-color: var(--w-s-color-background-primary-hover)
s-bg-primary-active
background-color: var(--w-s-color-background-primary-active)
s-bg-primary-subtle
background-color: var(--w-s-color-background-primary-subtle)
s-bg-primary-subtle-hover
background-color: var(--w-s-color-background-primary-subtle-hover)
s-bg-primary-subtle-active
background-color: var(--w-s-color-background-primary-subtle-active)
s-bg-secondary
background-color: var(--w-s-color-background-secondary)
s-bg-secondary-hover
background-color: var(--w-s-color-background-secondary-hover)
s-bg-secondary-active
background-color: var(--w-s-color-background-secondary-active)
s-bg-positive
background-color: var(--w-s-color-background-positive)
s-bg-positive-hover
background-color: var(--w-s-color-background-positive-hover)
s-bg-positive-active
background-color: var(--w-s-color-background-positive-active)
s-bg-positive-selectedReplaced by s-bg-positive in v2
s-bg-positive-selected-hoverReplaced by s-bg-positive in v2
s-bg-positive-subtle
background-color: var(--w-s-color-background-positive-subtle)
s-bg-positive-subtle-hover
background-color: var(--w-s-color-background-positive-subtle-hover)
s-bg-positive-subtle-active
background-color: var(--w-s-color-background-positive-subtle-active)
s-bg-negative
background-color: var(--w-s-color-background-negative)
s-bg-negative-hover
background-color: var(--w-s-color-background-negative-hover)
s-bg-negative-active
background-color: var(--w-s-color-background-negative-active)
s-bg-negative-selectedReplaced by s-bg-negative in v2
s-bg-negative-selected-hoverReplaced by s-bg-negative in v2
s-bg-negative-subtle
background-color: var(--w-s-color-background-negative-subtle)
s-bg-negative-subtle-hover
background-color: var(--w-s-color-background-negative-subtle-hover)
s-bg-negative-subtle-active
background-color: var(--w-s-color-background-negative-subtle-active)
s-bg-warning
background-color: var(--w-s-color-background-warning)
s-bg-warning-hover
background-color: var(--w-s-color-background-warning-hover)
s-bg-warning-active
background-color: var(--w-s-color-background-warning-active)
s-bg-warning-selectedReplaced by s-bg-warning in v2
s-bg-warning-selected-hoverReplaced by s-bg-warning in v2
s-bg-warning-subtle
background-color: var(--w-s-color-background-warning-subtle)
s-bg-warning-subtle-hover
background-color: var(--w-s-color-background-warning-subtle-hover)
s-bg-warning-subtle-active
background-color: var(--w-s-color-background-warning-subtle-active)
s-bg-info
background-color: var(--w-s-color-background-info)
s-bg-info-hover
background-color: var(--w-s-color-background-info-hover)
s-bg-info-active
background-color: var(--w-s-color-background-info-active)
s-bg-info-selectedReplaced by s-bg-info in v2
s-bg-info-selected-hoverReplaced by s-bg-info in v2
s-bg-info-subtle
background-color: var(--w-s-color-background-info-subtle)
s-bg-info-subtle-hover
background-color: var(--w-s-color-background-info-subtle-hover)
s-bg-info-subtle-active
background-color: var(--w-s-color-background-info-subtle-active)
s-bg-notification
background-color: var(--w-s-color-background-notification)

Basic usage

Setting the background color

Control the background color of an element using the bg-{transparent|inherit|current} or s-bg-{semantic color} utilities specified in the table above.

html
<div class="s-bg ..."></div>
<div class="s-bg-subtle ..."></div>
<div class="s-bg-primary ..."></div>
<div class="s-bg-positive ..."></div>
<div class="s-bg-negative ..."></div>

Arbitrary values

If you need to use a one-off bg-{color} value, use square brackets to generate a property on the fly using any arbitrary value. However, we recommend only using our semantic color tokens.

html
<div class="bg-[--w-s-color-background]"></div>

Opacity

It is possible to control the opacity of an element’s background color by adding an optional alpha modifier. The modifier accepts any integer percentage value between 0 and 100. This works for both semantic and arbitrary classes with any primitive --w-{color} or semantic --w-s-color-{name} css variable.

Warning

Please be advised that by using primitive variables you will lose theming possibilities, therefore we highly recommend only using semantic classes and tokens.

html
<div class="s-bg/20 hover:s-bg/100 ..."></div>
<div class="s-bg-primary/50 hover:s-bg-primary/100 ..."></div>
<div class="bg-[--w-s-color-background-positive/40] hover:bg-[--w-s-color-background-positive/100] ..."></div>
<div class="bg-[var(--w-black)/70] hover:bg-[var(--w-black)/100] ..."></div>

Applying conditionally

Hover, focus and other states

Conditionally apply utility classes in different states using variant modifiers. For example, use hover:s-bg-hover to only apply the s-bg-hover utility on hover.

html
<div class="s-bg hover:s-bg-hover active:s-bg-active ..."></div>
<div class="s-bg-info hover:s-bg-info-hover active:s-bg-info-active ..."></div>
<div class="s-bg-warning hover:s-bg-warning-hover active:s-bg-warning-active ..."></div>

Breakpoints and media queries

You can also use variant modifiers to target media queries like responsive breakpoints, dark mode, prefers-reduced-motion, and more. For example, use md:s-bg-positive to apply the s-bg-positive utility at only medium screen sizes and above.

html
<div class="s-bg md:s-bg-positive ..."></div>