# color-hex-length Specify short or long notation for hex colors. ```css a { color: #fff } /** ↑ * These hex colors */ ``` The `--fix` option on the [command line](../../../docs/user-guide/cli.md#autofixing-errors) can automatically fix all of the problems reported by this rule. ## Options `string`: `"short"|"long"` ### `"short"` The following patterns are considered violations: ```css a { color: #ffffff; } ``` ```css a { color: #ffffffaa; } ``` The following patterns are *not* considered violations: ```css a { color: #fff; } ``` ```css a { color: #fffa; } ``` ```css a { color: #a4a4a4; } ``` ### `"long"` The following patterns are considered violations: ```css a { color: #fff; } ``` ```css a { color: #fffa; } ``` The following patterns are *not* considered violations: ```css a { color: #ffffff; } ``` ```css a { color: #ffffffaa; } ```