Rule hex-notation will enforce the case of hexadecimal values
style:lowercase/uppercase(defaults tolowercase)
When style: lowercase, the following are allowed. When style: uppercase, the following are disallowed:
$foo-color: #fff;
.bar {
background: linear-gradient(top, #cc2, #44d);
}
.baz {
color: #12a;
}When style: uppercase, the following are allowed. When style: lowercase, the following are disallowed:
$foo-color: #FFF;
.bar {
background: linear-gradient(top, #CC2, #44D);
}
.baz {
color: #12A;
}In both cases the following will be allowed as the values contain only numbers:
.qux {
color: #123;
}