outline-color property CSS Reference

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Definition and Usage

The outline-color CSS property sets the color of the outline of an element. An outline is a line that is drawn around elements, outside the border edge, to make the element stand out.

• Initial invert, for browsers supporting it, currentColor for the other
• Applies to all elements
• Inherited no
• Media visual, interactive
• Computed Value For the keyword invert, the computed value is invert. For the color value, if the value is translucent, the computed value will be the rgba() corresponding one. If it isn't, it will be the rgb() corresponding one. The transparent keyword maps to rgb(0,0,0).
• Animatable yes, as a color
• Canonical order the unique non-ambiguous order defined by the formal grammar

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Syntax

Formal syntax: <color> | invert

outline-color: invert
outline-color: red
outline-color: inherit

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Values

<color>

See <color> for the various color keywords and notations.

invert

To ensure the outline is visible, performs a color inversion of the background. This makes the focus border more salient, regardless of the color in the background. Note that browser are not required to support it. If not, they just consider the statement as invalid

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Examples

.example {
  /* make the outline blue */
  outline-color: #0000FF;
}

produces the following outline color for a 2px outline:

outline-color is blue.

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Compatibility

Desktop browsers

Mobile browsers