Specify short or long notation for hex colors.
a { color: #fff } /** ↑ * This hex color */
The --fix option on the command line can automatically fix all of the problems reported by this rule.
string: "short"|"long"
"short"The following patterns are considered violations:
a { color: #ffffff; }
a { color: #ffffffaa; }
The following patterns are not considered violations:
a { color: #fff; }
a { color: #fffa; }
a { color: #a4a4a4; }
"long"The following patterns are considered violations:
a { color: #fff; }
a { color: #fffa; }
The following patterns are not considered violations:
a { color: #ffffff; }
a { color: #ffffffaa; }