The border-top-color property sets the top border color of an element. Note: the Border Style property must be set for any of the other border properties to work.
Value
Description
(hex code or RGB/A)
Microthemer provides a color picker for specifying color without having to remember hex code or RGB/A values. Just click your mouse in the Top Border Color text field to reveal the color picker.
Border Top Color
The border-top-color property sets the top border color of an element. Note: the Border Style property must be set for any of the other border properties to work.
Themeover CSS Reference
Online CSS References: Border Top Color
Online CSS Tutorials: Border