outline

Read More at MDN DocsView Spec

Safe to Use

outline is considered safe to use.

It’s supported by 96% of global browsers.

Browsers

ChromeDec 11, 2008v1.0.0
25%╱100%
100% of Chrome users are running a supported version.
SafariFeb 2, 2004v1.2.0
3%╱100%
100% of Safari users are running a supported version.
EdgeJul 28, 2015v12.0.0
4%╱100%
100% of Edge users are running a supported version.
FirefoxNov 29, 2005v1.5.0
3%╱100%
100% of Firefox users are running a supported version.

Version Breakdown

 
Agent
Support
Adoption
Chrome
Dec 11, 2008 v1.0.0
25%╱100%
100% of Chrome users are running a supported version.
Dec 11, 2008 – Latest
v1.0.0+
25%╱100%

Full Support

Before Chrome 94, outline does not follow the shape of border-radius.

Chrome Android
Jun 27, 2012 v18.0.0
39%╱100%
100% of Chrome Android users are running a supported version.
Jun 27, 2012 – Latest
v18.0.0+
39%╱100%

Full Support

Before Chrome 94, outline does not follow the shape of border-radius.

Edge
Jul 28, 2015 v12.0.0
4%╱100%
100% of Edge users are running a supported version.
Jul 28, 2015 – Latest
v12.0.0+
4%╱100%

Full Support

Before Edge 94, outline does not follow the shape of border-radius.

Firefox
Nov 29, 2005 v1.5.0
3%╱100%
100% of Firefox users are running a supported version.
Nov 29, 2005 – Latest
v1.5.0+
3%╱100%

Full Support

Before Firefox 88, outline does not follow the shape of border-radius.

Nov 9, 2004 – Jan 21, 2010
v1.0.0 – v3.6.0

Implemented with the vendor prefix: -moz-

Firefox for Android
Mar 29, 2011 v4.0.0
Firefox for Android supports this feature.
Mar 29, 2011 – Latest
v4.0.0+

Full Support

Before Firefox 88, outline does not follow the shape of border-radius.

Internet Explorer
Mar 19, 2009 v8.0.0
0%╱100%
100% of Internet Explorer users are running a supported version.
Mar 19, 2009 – Latest
v8.0.0+
0%╱100%

Full Support

 
Quest Browser
Unknown v5.0.0
Quest Browser supports this feature.
Unknown
v5.0.0+

Full Support

Before Chrome 94, outline does not follow the shape of border-radius.

Opera
Jan 28, 2003 v7.0.0
2%╱100%
100% of Opera users are running a supported version.
Jan 28, 2003 – Latest
v7.0.0+
2%╱100%

Full Support

Before Opera 80, outline does not follow the shape of border-radius.

Opera Android
Nov 9, 2010 v10.1.0
Opera Android supports this feature.
Nov 9, 2010 – Latest
v10.1.0+

Full Support

Safari
Feb 2, 2004 v1.2.0
3%╱100%
100% of Safari users are running a supported version.
Feb 2, 2004 – Latest
v1.2.0+
3%╱100%

Full Support

outline does not follow the shape of border-radius. See bug 231433.

Safari on iOS
Jun 29, 2007 v1.0.0
17%╱100%
100% of Safari on iOS users are running a supported version.
Jun 29, 2007 – Latest
v1.0.0+
17%╱100%

Full Support

outline does not follow the shape of border-radius. See bug 231433.

Samsung Internet
Apr 27, 2013 v1.0.0
3%╱100%
100% of Samsung Internet users are running a supported version.
Apr 27, 2013 – Latest
v1.0.0+
3%╱100%

Full Support

WebView Android
Sep 23, 2008 v1.0.0
WebView Android supports this feature.
Sep 23, 2008 – Latest
v1.0.0+

Full Support

Before Chrome 94, outline does not follow the shape of border-radius.

See Also

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