outline-color CSS property.

Values: <color> | invert
Initial value: invert
Applies to: all elements
Inherit: no
Percentages: N/A
Animatable: as color
Media: visual
Computed value: The computed value for invert is invert. For <color> values, the computed value is as defined for the [CSS3COLOR] color property.

CSS Standards

CSS 1
CSS 2
CSS 2.1
CSS 3
No
Yes
Yes
Yes