-webkit-text-stroke-color

Non-standard
This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.

Summary

The -webkit-text-stroke-color CSS property specifies the stroke color of characters of text. If this property is not set, the value of the color property is used.

Initial value	`rgb(0, 0, 0)`
Applies to	all elements
Inherited	yes
Media	visual
Computed value	as specified
Animatable	yes, as a color
Canonical order	the unique non-ambiguous order defined by the formal grammar

Syntax

/* <color> values */
-webkit-text-stroke-color: red;
-webkit-text-stroke-color: #e08ab4;
-webkit-text-stroke-color: rgb(200, 100, 0);

/* Global values */
-webkit-text-stroke-color: inherit;
-webkit-text-stroke-color: initial;
-webkit-text-stroke-color: unset;

Values

<color>: The color of the stroke.

Formal syntax

<color>where 
<color> = <rgb()> | <rgba()> | <hsl()> | <hsla()> | <hex-color> | <named-color> | currentcolor | <deprecated-system-color>
where 
<rgb()> = rgb( <rgb-component>#{3} )
<rgba()> = rgba( <rgb-component>#{3} , <alpha-value> )
<hsl()> = hsl( <hue>, <percentage>, <percentage> )
<hsla()> = hsla( <hue>, <percentage>, <percentage>, <alpha-value> )
<named-color> = <ident>
<deprecated-system-color> = ActiveBorder | ActiveCaption | AppWorkspace | Background | ButtonFace | ButtonHighlight | ButtonShadow | ButtonText | CaptionText | GrayText | Highlight | HighlightText | InactiveBorder | InactiveCaption | InactiveCaptionText | InfoBackground | InfoText | Menu | MenuText | Scrollbar | ThreeDDarkShadow | ThreeDFace | ThreeDHighlight | ThreeDLightShadow | ThreeDShadow | Window | WindowFrame | WindowText
where 
<rgb-component> = <integer> | <percentage>
<alpha-value> = <number>
<hue> = <number>

Example

HTML Content

<p>Text with stroke</p>
<input type="color" value="#ff0000">

CSS Content

p {
  margin: 0;
  font-size: 4em;
  -webkit-text-stroke-width: 3px;
  -webkit-text-stroke-color: #ff0000; /* Can be changed in the live sample */
}

JavaScript Content

var colorPicker = document.querySelector("input");
colorPicker.addEventListener("change", function(evt) {
  document.querySelector("p").style.webkitTextStrokeColor = evt.target.value;
});

Specifications

Specification	Status	Comment
Web Compatibility Standard The definition of '-webkit-text-stroke-color' in that specification.	Living Standard	Initial standardization
Safari CSS Reference '-webkit-text-stroke-color' in that document.	Non-standard unofficial documentation	Initial documentation

Not part of any specification.

Apple has a description of -webkit-text-stroke-color in the Safari CSS reference.

Feature	Chrome	Firefox (Gecko)	Internet Explorer	Opera	Safari
Basic support	(Yes)	48.0 (48.0)^[1]	No support	(Yes)	(Yes)

Feature	Android	Firefox Mobile (Gecko)	IE Mobile	Opera Mobile	Safari Mobile
Basic support	?	48.0 (48.0)^[1]	No support	?	?

[1] This feature is implemented behind the preference layout.css.prefixes.webkit, defaulting to false. Since Gecko 49 (Firefox 49.0 / Thunderbird 49.0 / SeaMonkey 2.46) the preference defaults to true.